| w/ Bob & David | Netflix | 2015 | 1 | — | Comedy |
| W.E.B. | NBC | 1978 | 1 | 5 | Drama |
| W.I.T.C.H.Animated series | Disney XD, Disney Channel | 2004–2006 | 2 | 52 | Fantasy |
| The Wackiest Ship in the Army | NBC | 1965–1966 | 1 | 29 | Comedy |
| Wacko | CBS | 1977 | — | — | Comedy |
| Wacky RacesAnimated series | CBS | 1968–1969 | 1 | 17 | Fantasy |
| Wacky RacesAnimated series | Boomerang | 2017 | 2 | 78 | Children's |
| The Wacky World of Tex AveryAnimated series | M6 | 1997 | 1 | 65 | Comedy |
| WacoMiniseries | Paramount Network | 2018 | 1 | 6 | — |
| Waco: American Apocalypse | Netflix | 2023–on air | 1 | 3 | Documentary |
| Waffles + Mochi's Restaurant | Netflix | 2022–on air | 1 | 6 | Children's |
| Wagon Train | NBC | 1957–1965 | 8 | 284 | Western |
| WAGS Atlanta | E! | 2018 | 1 | 4 | — |
| WAGS LA | E! | 2015–2017 | 1 | 8 | Reality |
| WAGS Miami | E! | 2016–2017 | 1 | 7 | — |
| Wahlburgers | A&E | 2014–2019 | 10 | 95 | Reality |
| Wait 'til You Have Kids | Freeform | 1996–1997 | — | — | Game show |
| Wake, Rattle & Roll | Syndication, Disney Channel | 1990–1991 | 1 | 50 | Live action & animation |
| A Walk In Your Shoes | Noggin | 1999–2005 | 3 | 45 | — |
| Walk the Prank | Disney XD | 2016–2018 | 1 | 19 | Reality |
| Walker | The CW | 2021–2024 | 4 | 69 | Drama |
| Walker: Independence | The CW | 2022–2023 | 1 | 13 | Drama |
| Walker, Texas Ranger | CBS | 1993–2001 | 9 | 203 | Police procedural |
| The Walking Dead | AMC | 2003–2022 | 11 | 177 | Post-apocalyptic |
| The Walking Dead: Daryl Dixon | AMC | 2023–on air | 3 | 19 | Zombie apocalyptic fiction |
| The Walking Dead: Dead City | AMC | 2023–on air | 3 | 22 | Post-apocalyptic |
| The Walking Dead: The Ones Who Live | AMC | 2024 | 1 | 6 | Zombie apocalyptic |
| The Walking Dead: World Beyond | AMC | 2020–2021 | 2 | 20 | Drama |
| Walking Tall | NBC | 1981 | 1 | 7 | Detective |
| The Wall | NBC | 2017 | 6 | 93 | Game show |
| Wall $treet Week | PBS | 1970–2015 | — | — | — |
| The Wallace and Ladmo Show | KPHO-TV | 1954–1989 | — | — | Children's |
| Wally GatorAnimated series | ABC | 1962–1963 | 2 | 52 | Comedy |
| Wallykazam!Animated series | Nickelodeon | 2014–2017 | 2 | 44 | Comedy |
| Walt Disney Presents: Annette | ABC | 1958 | 1 | 19 | Children's |
| Walter & Emily | NBC | 1991–1992 | 1 | 13 | Sitcom |
| Walter MelonAnimated series | Canal+ | 1997–1998 | 2 | 52 | Comedy |
| The Walter Winchell File | ABC | 1957–1958 | 1 | 39 | Crime |
| The Waltons | CBS | 1972–1981 | 9 | 221 | Drama |
| Wanda at Large | Fox | 2003 | 2 | 19 | Sitcom |
| Wanda Does It | Comedy Central | 2004 | 1 | 6 | — |
| The Wanda Sykes Show | Fox | 2009–2010 | 1 | 21 | — |
| WandaVisionMiniseries | Disney+ | 2021 | 1 | 9 | Drama |
| Wander Over YonderAnimated series | Disney XD | 2013–2016 | 2 | 79 | Comedy |
| Wandering Golfer | Fine Living Network | 2004–2009 | 3 | 41 | — |
| Wanna Bet? | CBS | 1993–2008 | 1 | 6 | — |
| Wanna Come In? | MTV | 2004 | 2 | — | Reality |
| The Wannabes | Starz | 2011–2014 | 1 | 26 | Sitcom |
| Wanted | TNT | 2005 | 1 | 13 | Police procedural |
| Wanted: Dead or Alive | CBS | 1958–1961 | 3 | 94 | Western |
| The Wanted Life | E! | 2013 | 1 | 23 | Reality |
| The WarMiniseries | | 2007 | 1 | 14 | Documentary |
| War and RemembranceMiniseries | ABC | 1988–1989 | — | 12 | War |
| The War at Home | Fox | 2005–2007 | 2 | 44 | Comedy |
| The War Next Door | USA Network | 2000 | 1 | 13 | Sitcom |
| War of the Worlds | Canal+ | 2019–on air | 3 | 24 | Post-apocalyptic |
| War Stories with Oliver North | Fox News | 2001–2016 | — | 101 | Documentary |
| Warehouse 13 | Syfy | 2009–2014 | 5 | 64 | Science fiction |
| Warner Bros. Presents | ABC | 1955–1956 | 1 | 38 | Anthology |
| Warped! | Nickelodeon, TeenNick | 2022 | 1 | 13 | Comedy |
| Warren the Ape | MTV | 2010 | 1 | 12 | Comedy |
| Warrior | HBO Max, Cinemax | 2019–2023 | 3 | 30 | Drama |
| Warrior Challenge | PBS | 2003 | 1 | 4 | Reality |
| Warrior Nun | Netflix | 2020–2022 | 2 | 18 | Fantasy |
| Washington: Behind Closed DoorsMiniseries | ABC | 1977 | — | 6 | Political |
| Washington Exclusive | DuMont | 1953 | — | — | — |
| Washington Heights | MTV | 2013 | 1 | 11 | Reality |
| Washington Week with The Atlantic | PBS | 1967 | 50 | 2,000 | Public affairs |
| Washingtoon | Showtime | 1985 | 1 | 10 | Comedy |
| Wasteland | ABC | 1999 | 1 | 13 | LGBTQ |
| Watch Mr. Wizard | NBC | 1951–1965 | 6 | 547 | — |
| Watch Over Me | MyNetworkTV | 2006–2007 | 1 | 66 | LGBTQ |
| Watch What Happens Live with Andy CohenTalk show | Bravo | 2009 | 17 | 1,843 | Late-night talk show |
| Watch Your Mouth | PBS | 1978 | 1 | 28 | Comedy-drama |
| The Watcher | UPN | 1995 | 1 | 13 | Anthology |
| The Watcher | Netflix | 2022–on air | 1 | 7 | Psychological thriller |
| The Watchful Eye | Freeform | 2023 | 1 | 10 | Drama |
| Watching Ellie | NBC | 2002–2003 | 2 | 19 | Sitcom |
| Watchmen | HBO | 2019 | 1 | 9 | Dystopian |
| Waterfront | Syndication | 1954–1955 | 2 | 78 | — |
| The Waterfront | Netflix | 2025–on air | 1 | 8 | Crime |
| WatermanWeb series | Newgrounds | 2003–2009 | 1 | 9 | — |
| Watership DownMiniseries | Netflix, BBC One | 2018 | 1 | 4 | Fantasy |
| Watson | CBS | 2025–2026 | 2 | 33 | Medical drama |
| The Waverly Wonders | NBC | 1978 | 1 | 3 | Sitcom |
| The Way Down | Cinemax | 2021–2022 | — | — | — |
| The Way Home | Hallmark Channel | 2023–2026 | 4 | 40 | Drama |
| Way Out | CBS | 1961 | 1 | 14 | Anthology |
| Way Out Games | CBS | 1976–1977 | — | — | Game show |
| Way Too Early (2009-2016) | MS NOW | 2009–2016 | — | — | News broadcasting |
| The Wayans Bros. | The WB | 1995–1999 | 5 | 101 | Sitcom |
| WayneWeb series | YouTube Premium | 2019–on air | 1 | 10 | Action |
| Wayne Brady's Comedy IQ | BYUtv | 2020–on air | 1 | 10 | Reality |
| The Wayne Brady Show | ABC | 2001–2004 | 3 | 434 | Variety show |
| WayneheadAnimated series | Kids' WB | 1996–1997 | 1 | 13 | Comedy |
| Wayward Pines | Fox | 2015–2016 | 2 | 20 | Mystery |
| The WB's Superstar USA | The WB | 2004 | 1 | 7 | Reality |
| WCG Ultimate Gamer | Syfy | 2009–2010 | 2 | 16 | — |
| WCW Monday Nitro | TNT | 1995–2001 | 6 | 284 | Sports entertainment |
| WCW Power Hour | TBS | 1989–1994 | — | 301 | — |
| WCW Prime | Prime Network | 1995–1996 | — | — | — |
| WCW Thunder | TBS | 1998–2001 | — | 146 | Sports entertainment |
| We Are Men | CBS | 2013 | 1 | 11 | Sitcom |
| We Are: The Brooklyn Saints | Netflix | 2021–on air | 1 | 4 | Documentary |
| We Are the Champions | Netflix | 2020–on air | — | — | Documentary |
| We Are Who We AreMiniseries | HBO | 2020 | — | 8 | Drama |
| We Baby BearsAnimated series | Cartoon Network | 2022–on air | 2 | 47 | Fantasy |
| We Bare BearsAnimated series | Cartoon Network | 2015–2019 | 4 | 140 | Children's |
| We Got It Made | NBC | 1983–1988 | 2 | 46 | Sitcom |
| We Have Issues | E! | 2015 | 1 | 4 | — |
| We'll Get By | CBS | 1975 | 1 | 12 | Sitcom |
| We Mean Business | A&E | 2008 | 1 | 8 | Reality |
| We Need to Talk About CosbyMiniseries | Showtime | 2022 | — | — | Documentary |
| We Own This CityMiniseries | HBO | 2022 | — | 6 | Crime |
| We're Here | HBO | 2020–on air | 4 | 21 | Reality |
| We're Lalaloopsy | Netflix | 2017 | 1 | 13 | — |
| We Speak Dance | Netflix | 2018–on air | — | — | Documentary |
| We've Got Each Other | CBS | 1977–1978 | 1 | 13 | Sitcom |
| We Were Liars | Prime Video | 2025–on air | 1 | 8 | — |
| We Were the Lucky OnesMiniseries | Hulu | 2024 | — | 8 | Biographical |
| Weaponology | American Heroes Channel, Discovery Channel | 2007–2008 | 2 | 26 | Documentary |
| Weather Gone Viral | The Weather Channel | 2015–2020 | 6 | 43 | — |
| The Web | CBS | 1950–1957 | 4 | 211 | Anthology |
| Web of Make Believe: Death, Lies and the Internet | Netflix | 2022–on air | 1 | 6 | True crime |
| Web Premiere ToonsWeb series | Cartoon Network | 1999–2001 | — | — | Anthology |
| The Web Series About Embracing InfidelityWeb series | | 2015 | 2 | 15 | Comedy |
| Web TherapyWeb series | | 2008–2014 | 4 | 48 | Comedy |
| Web Therapy | Showtime | 2011–2015 | 4 | 43 | Comedy |
| Webheads | Nicktoons, Nickelodeon | 2014–2015 | 1 | 40 | Game show |
| Webster | ABC | 1983–1989 | 6 | 150 | Sitcom |
| The Webventures of Justin and Alden | YouTube | 2010 | 1 | 5 | Comedy |
| WeCrashed | Apple TV | 2022 | — | 8 | Drama |
| Wedding Band | TBS | 2012–2013 | 1 | 10 | Comedy-drama |
| The Wedding Bells | Fox | 2007 | 1 | 7 | Comedy-drama |
| Wedding Wars | VH1 | 2011 | 1 | 10 | Reality |
| Wednesday | Netflix | 2022–on air | 2 | 16 | Comedy horror |
| Wednesday 9:30 (8:30 Central) | ABC | 2002 | 1 | 12 | Sitcom |
| Wednesday Night Rivalry | NBCSN | 2013–2021 | 4 | 87 | — |
| Weed Country | Discovery Channel | 2013 | 1 | 6 | Docudrama |
| Weed Wars | Discovery Channel | 2011 | 1 | 4 | Documentary |
| Weeds | Showtime | 2005–2012 | 8 | 102 | Comedy-drama |
| Weekend Live | Fox News | 2002–2008 | — | — | Talk show |
| Weekend Today | NBC | 1987 | — | — | — |
| The Weekend with Jonathan Capehart, Eugene Daniels and Jackie Alemany | MS NOW | 2024–on air | — | — | News |
| The WeekendersAnimated series | Toon Disney, UPN | 2000–2004 | 2 | 39 | Comedy |
| The Weekly | FX | 2019–on air | 1 | 30 | Documentary |
| The Weight of the Nation | HBO | 2012 | — | 4 | Documentary |
| Weinerville | Nickelodeon | 1993–1997 | 2 | 62 | — |
| The Weird Al Show | CBS | 1997 | 1 | 13 | Comedy |
| Weird City | YouTube Premium | 2019–on air | 1 | 6 | Science fiction comedy |
| Weird Loners | Fox | 2015 | 1 | 6 | Comedy |
| Weird-Oh'sAnimated series | Freeform | 1999–2002 | 1 | 13 | Comedy |
| Weird or What? | Discovery Channel, Syfy | 2010–2012 | 3 | 30 | Docudrama |
| Weird Science | USA Network | 1994–1998 | 5 | 88 | Comedy |
| Weird Travels | Travel Channel | 2001–2006 | — | — | Documentary |
| Weird, True & Freaky | Animal Planet | 2008–2010 | 3 | 65 | Documentary |
| Welcome Back | ABC | 1975–1979 | 4 | 95 | Sitcom |
| Welcome Freshmen | Nickelodeon | 1991–1994 | 3 | 52 | Comedy |
| Welcome to ChippendalesMiniseries | Hulu | 2022–2023 | 1 | 8 | — |
| Welcome to Flatch | Fox | 2022–2023 | 2 | 27 | — |
| Welcome to Myrtle Manor | TLC | 2013–2015 | 3 | 30 | Reality |
| Welcome to New York | CBS | 2000–2001 | 1 | 16 | Sitcom |
| Welcome to Paradox | Syfy | 1998 | 1 | 13 | Anthology |
| Welcome to Plathville | TLC | 2019–2022 | 4 | 40 | — |
| Welcome to Pooh Corner | Disney Channel | 1983–1986 | 1 | 80 | — |
| Welcome to Sweetie Pie's | OWN | 2011–2018 | 6 | 73 | Reality |
| Welcome to The Captain | CBS | 2008 | 1 | 5 | Sitcom |
| Welcome to the Family | NBC | 2013 | 1 | 11 | Comedy |
| Welcome to the Parker | Bravo | 2007 | 1 | 6 | Reality |
| Welcome to the WayneAnimated series | Nickelodeon | 2017–2019 | 2 | 6 | Comedy |
| Welcome to Wrexham | FX | 2022–on air | 5 | 49 | Documentary |
| Wendell & Vinnie | Nickelodeon | 2013 | 1 | 20 | Sitcom |
| Wendy and Me | ABC | 1964–1965 | 1 | 34 | Sitcom |
| The Wendy Barrie Show | ABC | 1948–1954 | — | — | Talk show |
| Wendy's Style Squad | BET | 2016 | 1 | 1 | — |
| The Wendy Williams Experience | VH1 | 2006 | 1 | 8 | Reality |
| The Wendy Williams Show | Syndication | 2008–2022 | 7 | 2,332 | Talk show |
| Werewolf | Fox | 1987–1988 | 1 | 29 | Horror |
| Wesley | CBS | 1949 | — | — | Sitcom |
| West 57th | CBS | 1985–1989 | — | — | News magazine |
| The West Point Story | CBS, ABC | 1956–1957 | 1 | 40 | Anthology |
| West Texas Investors Club | CNBC | 2015–2016 | 1 | 8 | — |
| The West Wing | NBC | 1999–2006 | 7 | 154 | Drama |
| The Westerner | NBC | 1960 | 1 | 13 | Western |
| The Westies | MGM+ | 2026–on air | — | — | Crime drama |
| Westinghouse Desilu Playhouse | CBS | 1958–1960 | 2 | 48 | Anthology |
| Westinghouse Playhouse | NBC | 1961 | 1 | 26 | Sitcom |
| Westinghouse Studio One | CBS | 1948–1958 | 10 | 467 | Anthology |
| Westside | Netflix | 2018 | 1 | 8 | Reality |
| Westside Medical | ABC | 1977 | 1 | 13 | — |
| Westwind | NBC | 1975 | 1 | 13 | — |
| Westworld | HBO | 2016–2022 | 4 | 36 | Drama |
| Wet Hot American Summer: First Day of Camp | Netflix | 2015 | 1 | 8 | Sitcom |
| Wet Hot American Summer: Ten Years Later | Netflix | 2017 | 1 | 8 | Comedy |
| Whale Wars | Animal Planet | 2008–2015 | 7 | 61 | Documentary |
| Whammy! The All-New Press Your Luck | Game Show Network | 2002–2003 | 2 | 130 | — |
| What a Cartoon!Animated series | Cartoon Network | 1995–1997 | — | 48 | Fantasy |
| What a Country! | Syndication | 1986–1987 | 1 | 26 | Sitcom |
| What a Dummy | Syndication | 1990–1991 | 1 | 24 | Sitcom |
| What-a-MessAnimated series | British Broadcasting Company Limited | 1979–2000 | 3 | 45 | — |
| What a Relief! | Z Living, Digi Life | 2007 | 2 | 56 | Reality |
| What About Brian? | ABC | 2006–2007 | 2 | 24 | Comedy-drama |
| What About Joan? | ABC | 2001 | 2 | 21 | Sitcom |
| What Chilli Wants | VH1 | 2010–2011 | 2 | 16 | Reality |
| What Happens At The Abbey | E! | 2017 | 1 | 3 | — |
| What I Like About You | The WB | 2002–2006 | 4 | 86 | Youth |
| What/If | Netflix | 2019–on air | 1 | 10 | Thriller |
| What If…?Animated series | Disney+ | 2021–2024 | 3 | 26 | Science fiction |
| What If...Nebraska | Nebraska Public Media | 2019–on air | 6 | 15 | — |
| What Just Happened??! with Fred Savage | Fox | 2019 | — | — | — |
| What Not to Wear | TLC | 2003–2013 | 10 | 345 | Reality |
| What on Earth | Science Channel | 2015 | — | 59 | — |
| What Really Happened to the Class of '65? | NBC | 1977–1978 | 1 | 14 | — |
| What's Eating You | E! | 2010 | 1 | 6 | — |
| What's Going On? | ABC | 1954 | 1 | 5 | Panel game |
| What's Happening!! | ABC | 1976–1979 | 3 | 65 | Teen sitcom |
| What's Happening Now!! | Syndication | 1985–1988 | 3 | 66 | Sitcom |
| What's My Line? | CBS | 1950–1975 | 25 | 2,196 | Panel game |
| What's New, Mr. Magoo?Animated series | CBS | 1977 | 1 | 16 | — |
| What's New, Scooby-Doo?Animated series | The WB | 2002–2006 | 3 | 42 | Crime |
| What's the Story | DuMont | 1951–1955 | 4 | — | — |
| What's with Andy?Animated series | Télétoon | 2001–2007 | 3 | 78 | Comedy |
| What's Your Bid? | ABC | 1953 | 1 | — | Game show |
| What Should You Do? | Lifetime | 2003–2006 | 2 | 29 | Reality |
| What We Do in the Shadows | FX | 2019–2024 | 6 | 61 | Horror |
| What Would Brian Boitano Make? | Food Network | 2009 | — | 14 | — |
| What Would Diplo Do? | Vice TV | 2017 | 1 | 5 | Comedy |
| What Would Ryan Lochte Do? | E! | 2013 | 1 | 8 | Reality |
| What Would You Do? | Nickelodeon | 1991–1993 | 2 | 90 | — |
| What Would You Do?News program | ABC | 2008 | 16 | 137 | News magazine |
| Whatever Happened to... Robot Jones?Animated series | Cartoon Network | 2002–2003 | 2 | 13 | Comedy |
| Whatta Ya Think? | Z Living, Digi Life | 2010 | — | — | Reality |
| The Wheel | NBC | 2022–on air | — | — | Game show |
| Wheel 2000 | Game Show Network, CBS | 1997–1998 | 1 | 22 | Game show |
| Wheel of Fortune | NBC, CBS | 1983 | — | 7,100 | Game show |
| The Wheel of Time | Prime Video | 2021–2025 | 3 | 24 | Fantasy |
| Wheelie and the Chopper BunchAnimated series | NBC | 1974 | 1 | 13 | Comedy |
| WheelsMiniseries | NBC | 1978 | — | 5 | — |
| When Calls the Heart | Hallmark Channel | 2014 | 13 | 143 | Drama |
| When I Was 17 | MTV | 2010–2011 | 3 | 56 | Reality |
| When Ruled the World | VH1 | 2003 | — | 12 | Documentary |
| When Spicy Meets Sweet | MTV | 2008 | — | 18 | Reality |
| When the Levees BrokeMiniseries | HBO | 2006 | — | 2 | Documentary |
| When the Streetlights Go On | Quibi, The Roku Channel | 2020 | 1 | 10 | Drama |
| When the Whistle Blows | ABC | 1980 | 1 | 11 | Sitcom |
| When They See UsMiniseries | Netflix | 2019 | 1 | 4 | Drama |
| When Things Were Rotten | ABC | 1975 | 1 | 13 | Sitcom |
| When We Left Earth: The NASA Missions | Discovery Channel | 2008 | — | 6 | Documentary |
| When We RiseMiniseries | ABC | 2017 | 1 | 8 | Docudrama |
| Where Are They Now? | VH1 | 1998–2001 | — | 56 | Documentary |
| Where I Live | ABC | 1993 | 2 | 21 | Sitcom |
| Where in the World Is Carmen Sandiego? | PBS | 1991–1995 | 5 | 295 | Game show |
| Where in Time Is Carmen Sandiego? | PBS | 1996–1997 | 2 | 115 | — |
| Where Is Scrat Acron | Playhouse Disney | 2009–2010 | 1 | 10 | — |
| Where Is Wendy Williams? | Lifetime | 2024 | 1 | 4 | Documentary |
| Where My Dogs At?Animated series | MTV2 | 2006 | 1 | 8 | Adult animation |
| Where on Earth Is Carmen Sandiego?Animated series | Fox | 1994–1999 | 4 | 40 | — |
| Where's Huddles?Animated series | CBS, Cartoon Network | 1970 | 1 | 10 | Animated sitcom |
| Where's Raymond? | ABC | 1953–1955 | 2 | 58 | Sitcom |
| Where's Waldo?Animated series | Peacock, Universal Kids/MeTV Toons | 2019–2021 | 1 | 20 | — |
| Where's Wally?Animated series | CBS, ITV | 1991 | 1 | 13 | Animation |
| Where the Heart Is | CBS | 1969–1973 | — | 907 | Soap opera |
| Whew! | CBS | 1979–1980 | — | 275 | — |
| While the Rest of Us Die | Vice TV | 2020–2021 | 1 | 6 | Documentary |
| Whirlybirds | Syndication | 1957–1960 | 3 | 111 | — |
| Whisker Haven Tales with the Palace PetsMiniseries | Disney Jr. | 2015–2017 | 3 | 10 | Children's |
| Whiskey Cavalier | ABC | 2019 | 1 | 13 | Comedy-drama |
| Whispering Smith | NBC | 1961 | 1 | 26 | Western |
| The Whispers | ABC | 2015 | 1 | 13 | Fantasy |
| Whistleblower | CBS | 2018–2019 | 2 | 14 | True crime |
| The Whistler | CBS, Syndication | 1954–1955 | 1 | 39 | Thriller |
| White Collar | USA Network | 2009–2014 | 6 | 81 | Crime |
| White Famous | Showtime | 2017 | 1 | 3 | Comedy |
| The White Lotus | HBO | 2021–on air | 3 | 21 | Comedy-drama |
| The White Princess | Starz | 2017 | 1 | 8 | Drama |
| White Rabbit Project | Netflix | 2016 | 1 | 10 | — |
| The White Shadow | CBS | 1978–1981 | 3 | 54 | — |
| The Whitest Kids U' Know | Fuse | 2007–2011 | 5 | 60 | Sketch comedy |
| Whitney | NBC | 2011–2013 | 2 | 38 | Sitcom |
| Whiz Kids | CBS | 1983–1984 | 1 | 18 | Children's |
| Whiz Quiz | WPBS-TV | 1980 | 29 | — | Game show |
| Who Do You Think You Are? | TLC, NBC | 2010 | 8 | 60 | Documentary |
| Who Gets the Last Laugh? | TBS | 2013 | 1 | 9 | Comedy |
| Who Is America? | Showtime | 2018 | 1 | 7 | Comedy |
| Who Killed WCW? | Vice TV, Crave | 2024 | 1 | 4 | — |
| Who's Still Standing? | NBC | 2011–2012 | 1 | 9 | Game show |
| Who's the Boss? | ABC | 1984–1992 | 8 | 196 | Sitcom |
| Who's Watching the Kids? | NBC | 1978 | 1 | 11 | Sitcom |
| Who's Whose | CBS | 1951 | 1 | 1 | — |
| Who Said That? | NBC | 1948–1955 | — | — | Game show |
| Who the (Bleep)... | Investigation Discovery | 2013 | 2 | 13 | Documentary |
| Who the (Bleep) Did I Marry? | Investigation Discovery | 2010–2015 | 5 | 52 | Documentary |
| Who Wants to Be a Millionaire? | ABC | 1999 | — | — | Game show |
| Who Wants to Be a Superhero? | Syfy | 2006–2007 | 2 | 14 | Reality |
| Who Wants to Date a Comedian? | Syndication | 2011 | 2 | — | Reality |
| Who Wants to Marry My Dad? | NBC | 2003–2004 | 2 | 11 | Reality |
| The Who Was? Show | Netflix | 2018–on air | 1 | 13 | — |
| The Who, What, or Where Game | NBC | 1969–1974 | — | — | — |
| Whodunnit? | NBC | 1979 | — | — | Panel game |
| Whodunnit? | ABC | 2013 | 1 | 9 | Reality |
| A Whole New Ballgame | ABC | 1995 | 1 | 11 | Sitcom |
| The Whole Truth | ABC | 2010 | 1 | 13 | Drama |
| Whoopi | NBC | 2003–2004 | 1 | 22 | Sitcom |
| Whoopi's Littleburg | Nickelodeon | 2004 | 1 | 3 | — |
| Whose Line Is It Anyway? | ABC, The CW | 1998–2007 | 21 | 431 | Comedy |
| Whose Vote Counts, Explained | Netflix | 2020–on air | 1 | 3 | Popular science |
| Whose Wedding Is It Anyway? | Esquire Network | 2003–2010 | — | — | Reality |
| Why Not? with Shania Twain | OWN | 2011 | 1 | 6 | Reality |
| The Why Why FamilyAnimated series | Das Erste | 1996 | 1 | 130 | Comedy |
| Why? with Hannibal Buress | Comedy Central | 2015 | 1 | 8 | — |
| Why Women Kill | Paramount+ | 2019–2021 | 2 | 20 | Crime |
| Wichita Town | NBC | 1959–1960 | 1 | 26 | Western |
| Wicked Attraction | Investigation Discovery | 2008–2013 | 5 | 65 | Docudrama |
| Wicked City | ABC | 2015 | 1 | 8 | Detective |
| A Wicked Offer | The CW | 2015 | 1 | 8 | Reality |
| Wicked Single | VH1 | 2013 | 1 | 8 | Reality |
| Wicked Tuna | National Geographic | 2012 | 5 | 41 | Reality |
| Wicked Tuna: Outer Banks | National Geographic | 2014–2021 | 3 | 30 | Reality |
| Wicked Wicked Games | MyNetworkTV | 2006–2007 | — | 66 | Telenovela |
| Wide Angle | PBS | 2002–2009 | 8 | 63 | Documentary |
| The Wide Country | NBC | 1962–1963 | 1 | 28 | Western |
| Wide World of Sports | ABC | 1961–1997 | 37 | 383 | Anthology |
| WidgetAnimated series | USA Network | 1990–1991 | 3 | 65 | Science fiction |
| Widow's Bay | Apple TV | 2026–on air | 1 | 10 | Comedy |
| WidowsMiniseries | ABC | 2002 | — | 4 | Crime |
| Wife Swap | ABC, Paramount Network | 2004–2010 | — | — | Reality |
| Wiggly Waffle | Universal Kids/MeTV Toons | 2009–2010 | 1 | 2 | — |
| The Wil Shriner Show | Syndication | 1987–1988 | 1 | 162 | Talk show |
| Wilbur | Discovery Family | 2007–2008 | 1 | 26 | — |
| Wild America | PBS | 1982–1994 | 12 | 120 | Nature documentary |
| Wild Animal Games | Freeform | 1995–1996 | 1 | 65 | — |
| Wild C.A.T.s | CBS | 1994–1995 | 1 | 13 | — |
| Wild Card | Lifetime | 2003–2005 | 2 | 36 | Comedy-drama |
| Wild Deep | Animal Planet | 2013 | 1 | 6 | Documentary |
| Wild GrindersAnimated series | Nicktoons | 2012–2015 | 2 | 52 | Comedy |
| Wild Kingdom | NBC, Animal Planet | 1963–2011 | — | 140 | Anthology |
| Wild LifeAnimated series | Syfy | 2020 | — | — | Animated sitcom |
| Wild 'n Out | MTV, MTV2 | 2005 | 8 | 313 | Comedy |
| Wild Oats | Fox | 1994 | 1 | 6 | Sitcom |
| Wild On! | E! | 1997–2003 | — | — | — |
| Wild PalmsMiniseries | ABC | 1993 | 1 | 5 | Science fiction |
| The Wild ThornberrysAnimated series | Nickelodeon | 1998–2004 | 5 | 91 | Adventure |
| Wild West C.O.W.-Boys of Moo MesaAnimated series | ABC | 1992–1993 | 2 | 26 | Western |
| Wild West Tech | History | 2003–2005 | — | 34 | — |
| Wild Wild Country | Netflix | 2018–on air | 1 | 6 | Documentary |
| The Wild Wild West | CBS | 1965–1969 | 4 | 104 | Western |
| Wild World of Spike | Spike TV | 2007 | 1 | 14 | Reality |
| Wildboyz | MTV2, MTV | 2003–2006 | 4 | 32 | Comedy |
| A Wilderness of Error | FX | 2020–on air | — | — | Documentary |
| Wildfire | CBS | 1986 | 1 | 13 | — |
| Wildfire | Freeform | 2005–2008 | 4 | 52 | Teen drama |
| The Wildlife Docs | ABC | 2013–2018 | 3 | 78 | — |
| The Wilds | Prime Video | 2020–2022 | 2 | 18 | Drama |
| Wildside | ABC | 1985 | 1 | 6 | Western |
| Wilfred | FX | 2011–2014 | 4 | 49 | Sitcom |
| The Will | CBS | 2005 | 1 | — | Reality |
| Will | TNT | 2017 | 1 | 10 | Drama |
| Will and Dewitt | The CW | 2007–2008 | 1 | 26 | Adventure |
| Will & Grace | NBC | 1998–2020 | 11 | 246 | Sitcom |
| A Will of their OwnMiniseries | NBC | 1998 | — | 2 | Drama |
| Will the Real Jerry Lewis Please Sit Down | ABC | 1970–1972 | 1 | 18 | — |
| Will Trent | ABC | 2023–on air | 4 | 59 | Police procedural |
| Willa's Wild LifeAnimated series | Qubo, YTV | 2008–2013 | 3 | 26 | Comedy |
| Willow | Disney+ | 2022–2023 | 1 | 8 | Action |
| Willy | CBS | 1954–1955 | 1 | 39 | Sitcom |
| The Wilton North ReportNews program | Fox | 1987–1988 | 1 | 21 | — |
| Win Ben Stein's Money | Comedy Central | 1997–2003 | 6 | 715 | Game show |
| Win, Lose or Draw | NBC, Disney Channel | 1987–2014 | 7 | 598 | Panel game |
| Win, Lose or Draw | Disney Channel | 2014 | 1 | 40 | — |
| Win or LoseAnimated series | Disney+ | 2024–2025 | 1 | 8 | Children's |
| The Winchesters | The CW | 2022–2023 | 1 | 13 | Dark fantasy |
| Wind on WaterMiniseries | | 1998 | — | 6 | Adventure |
| Windfall | NBC | 2006 | 1 | 13 | Romance |
| Windmills of the GodsMiniseries | CBS | 1988 | — | 2 | Espionage |
| Window on Main Street | CBS | 1961–1962 | 1 | 34 | Comedy-drama |
| The Winds of WarMiniseries | ABC | 1983 | — | 7 | War |
| The Winemakers | PBS | 2009 | 2 | 14 | Reality |
| Wing Commander AcademyAnimated series | USA Network | 1996 | 1 | 13 | Science fiction |
| Wings | NBC | 1990–1997 | 8 | 172 | Sitcom |
| The Winner | Fox | 2007 | 1 | 6 | Sitcom |
| The Winner Is... | SBS 6, TF1 | 2012–2013 | 1 | 1 | Reality |
| Winner Take All | NBC, CBS | 1946–1952 | — | 1,952 | — |
| Winners | The Nashville Network | 1991–1994 | 4 | — | — |
| Winnetka Road | NBC | 1994 | 1 | 6 | — |
| Winning Lines | CBS | 2000 | 1 | 10 | Game show |
| Winning Time | HBO Max | 2022–2023 | 2 | 17 | Sports drama |
| Winsanity | Game Show Network | 2016–2018 | 2 | 80 | Game show |
| Winsome WitchAnimated series | NBC | 1965–1967 | 2 | 26 | — |
| WinTuition | Game Show Network | 2002–2003 | 1 | — | Game show |
| Winx ClubAnimated series | Nick Jr. Channel, Nickelodeon | 2004–2019 | 8 | 208 | Fantasy |
| WIOU | CBS | 1990–1991 | 1 | 14 | Drama |
| Wipeout | Syndication | 1988–1989 | — | 195 | Game show |
| Wipeout | ABC | 2008–2014 | 7 | 148 | Game show |
| The Wire | HBO | 2002–2008 | 5 | 60 | Crime |
| Wire Service | ABC | 1956–1957 | 1 | 37 | Drama |
| WIRED Science | PBS | 2007 | 1 | 11 | Documentary |
| Wisdom of the Ages | DuMont | 1952–1953 | — | — | Panel game |
| Wisdom of the Crowd | CBS | 2017–2018 | 1 | 13 | Drama |
| Wiseguy | CBS | 1987–1990 | 4 | 75 | Police procedural |
| Wish KidAnimated series | NBC | 1991 | 1 | 13 | Fantasy |
| Wish You Were Here | CBS | 1990 | 1 | 6 | Sitcom |
| Wishbone | PBS | 1995–1997 | 4 | 48 | Sitcom |
| Wishenpoof!Animated series | Prime Video, Treehouse TV | 2014–2017 | 2 | 39 | — |
| Witchblade | TNT | 2001–2002 | 2 | 23 | — |
| The Witcher | Netflix | 2019–on air | 4 | 32 | Drama |
| The Witcher: Blood OriginMiniseries | Netflix | 2022 | — | 4 | Drama |
| Witches of East End | Lifetime | 2013–2014 | 2 | 23 | Comedy-drama |
| The Witches of OzMiniseries | Syfy | 2011 | — | 2 | — |
| With Love | Prime Video | 2021–2023 | 2 | 11 | Romance |
| With Love, Meghan | Netflix | 2025–on air | 2 | 8 | Reality |
| With This Ring | DuMont | 1951 | — | 8 | — |
| Without a Trace | CBS | 2002–2009 | 7 | 160 | Police procedural |
| The Witness | CBS | 1960–1961 | — | 17 | — |
| WITS Academy | Nickelodeon | 2015 | 1 | 20 | Fantasy |
| Wives with Knives | Investigation Discovery | 2012–2017 | 3 | 24 | Documentary |
| The Wizard | CBS | 1986–1987 | 1 | 19 | — |
| The Wizard of OzAnimated series | ABC | 1990 | 1 | 13 | — |
| The Wizard of Paws | BYUtv | 2020–on air | 2 | 20 | Reality |
| Wizards and Warriors | CBS | 1983 | 1 | 8 | — |
| Wizards Beyond Waverly Place | Disney Channel | 2024–2026 | 3 | 35 | Sitcom |
| Wizards of Waverly Place | Disney Channel | 2007–2012 | 4 | 106 | Fantasy |
| Wizards: Tales of ArcadiaAnimated series | Netflix | 2020–on air | — | 10 | Fantasy |
| WKRP in Cincinnati | CBS | 1978–1982 | 4 | 90 | Sitcom |
| WMAC Masters | Syndication | 1995–1997 | 2 | 26 | — |
| WNBA on ABC | ABC | 2003 | — | — | — |
| Woke | Hulu | 2020–2022 | 2 | 16 | Comedy |
| Wolf | CBS | 1989–1990 | 1 | 12 | Detective |
| Wolf King | Netflix | 2025–on air | 1 | 8 | — |
| Wolf Lake | CBS | 2001–2002 | 1 | 11 | Werewolf |
| Wolf Pack | Paramount+ | 2023–on air | 1 | 8 | Werewolf |
| Wolf Rock TV | ABC | 1984 | 1 | 7 | Live action & animation |
| Wolverine and the X-MenAnimated series | Nicktoons | 2009 | 1 | 26 | Comedy |
| The Woman in the House Across the Street from the Girl in the WindowMiniseries | Netflix | 2022 | 1 | 8 | Black comedy |
| A Woman Named JackieMiniseries | NBC | 1991 | — | 3 | Drama |
| A Woman to Remember | DuMont | 1949 | — | — | Soap opera |
| Woman with a Past | CBS | 1954 | 1 | 110 | Soap opera |
| Women in Prison | Fox | 1987–1988 | 1 | 13 | Sitcom |
| Women of the House | CBS, Lifetime | 1995 | 1 | 13 | Sitcom |
| Women of the MovementMiniseries | ABC | 2022 | — | 4 | Historical drama |
| Women's Murder Club | ABC | 2007–2008 | 1 | 13 | Police procedural |
| Women: Stories of Passion | Showtime | 1996–1999 | 3 | 39 | — |
| Wonder Man | Disney+ | 2026–on air | 1 | 8 | — |
| Wonder Pets!Animated series | Nickelodeon | 2006–2016 | 3 | 62 | Comedy |
| Wonder ShowzenAnimated series | MTV2 | 2005–2006 | 2 | 16 | Adult animation |
| Wonder Wheels | CBS | 1977–1978 | 1 | 16 | — |
| Wonder Woman | ABC | 1975–1979 | 3 | 60 | Action |
| The Wonder Years | ABC | 1988–1993 | 6 | 115 | Comedy |
| The Wonder Years | ABC | 2021–2023 | 2 | 32 | — |
| Wonderbug | ABC | 1976–1978 | — | 22 | — |
| Wonderfalls | Fox | 2004 | 1 | 13 | LGBTQ |
| The Wonderful World of Mickey MouseAnimated series | Disney+ | 2020–2023 | 1 | — | — |
| Wonderland | ABC | 2000 | 1 | 8 | Medical drama |
| The Woodwright's Shop | PBS, PBS North Carolina | 1979–2017 | 38 | 481 | — |
| Woody WoodpeckerAnimated web series | Facebook, YouTube | 2018–on air | 3 | 30 | Comedy |
| The Woody Woodpecker ShowAnimated series | ABC | 1957–1958 | 1 | 194 | Anthology |
| Woops! | Fox | 1992 | 1 | 13 | Sitcom |
| The WordMiniseries | CBS | 1978 | — | — | Drama |
| Word Party | Netflix | 2016–2021 | 2 | 14 | — |
| WordGirlAnimated series | PBS Kids Go!, PBS Kids | 2007–2015 | 8 | 130 | Comedy |
| Wordplay | NBC | 1986–1987 | — | — | Panel game |
| WordWorldAnimated series | PBS | 2007–2011 | 3 | 45 | Comedy |
| Work in Progress | Showtime | 2019–2021 | 2 | 18 | LGBTQ |
| Work It | ABC | 2012 | 1 | 13 | LGBTQ |
| Work of Art: The Next Great Artist | Bravo | 2010–2011 | 2 | 20 | Reality |
| Work Out | Bravo | 2006–2008 | 4 | 23 | LGBTQ |
| Work Out New York | Bravo | 2015–2016 | 1 | 8 | Reality |
| Workaholics | Comedy Central | 2011–2017 | 7 | 86 | Sitcom |
| Working | NBC | 1997–1999 | 2 | 39 | Sitcom |
| Working Class | CMT, CMTV | 2011 | 1 | 12 | Sitcom |
| Working Girl | NBC | 1990 | 1 | 12 | Sitcom |
| Working It Out | NBC | 1990 | 1 | 13 | Sitcom |
| Working Stiffs | CBS | 1979 | 1 | 9 | Sitcom |
| Working the Engels | Global Television Network | 2014 | 1 | 12 | — |
| Workout from Within with Jeff Halevy | Z Living | 2013 | 1 | 52 | — |
| The World According to Jeff Goldblum | Disney+ | 2019–on air | 2 | 22 | Non-fiction |
| The World According to Jonás | Netflix | 2027upcoming | 1 | 8 | Science fiction |
| The World According to Paris | Oxygen | 2011 | 1 | 8 | Reality |
| A World Apart | ABC | 1970–1971 | — | 325 | Soap opera |
| The World Beyond | CBS | 1978 | — | 1 | Detective |
| World News NowNews program | ABC | 1992 | 24 | — | News broadcasting |
| World News TonightNews program | ABC | 1978 | — | — | News |
| World of Dance | NBC | 2017 | 4 | 5 | Talent show |
| World of Giants | Syndication | 1959 | 1 | 13 | — |
| World of Jenks | MTV | 2010–2013 | 2 | 22 | Documentary |
| The World of Mr. Sweeney | NBC | 1954–1955 | — | — | Sitcom |
| The World's Best | CBS | 2019–on air | — | 12 | Talent show |
| The World's Funniest! | Fox | 1997–2000 | 2 | — | Reality |
| World's Funniest Fails | Fox | 2015 | 2 | 18 | — |
| The World's Greatest Super FriendsAnimated series | ABC | 1979–1980 | — | 8 | — |
| The World's Most Amazing Vacation Rentals | Netflix | 2021–on air | — | 16 | Reality |
| World's Most Amazing Videos | Spike TV, NBC | 1999–2008 | 5 | 73 | Reality |
| The World's Most Dangerous Magic | NBC | 1998–1999 | — | 2 | — |
| The World's Strictest Parents | BBC Three | 2009 | 6 | 33 | Reality |
| World's Toughest Fixes | National Geographic | 2008–2010 | 4 | 29 | Reality |
| World's Wildest Police Videos | Fox | 1998–2012 | — | — | Reality |
| World's Worst Tenants | Spike TV | 2012–2013 | 2 | 20 | Reality |
| The World Series of Pop Culture | VH1 | 2006–2007 | — | 16 | — |
| World War IIIMiniseries | NBC | 1982 | — | 2 | Drama |
| The World WarsMiniseries | History | 2014 | — | 6 | Docudrama |
| Wormwood | Netflix | 2017 | 1 | 6 | Drama |
| Worn Stories | Netflix | 2021–on air | 1 | 8 | — |
| Worst Bakers in America | Food Network | 2016 | 1 | 6 | — |
| Worst-Case Scenario | Discovery Channel | 2010–2011 | 1 | 12 | Adventure |
| Worst Case Scenarios | TBS | 2002 | 1 | 13 | Reality |
| Worst Cooks in America | Food Network | 2010 | 8 | 38 | — |
| Worst Roommate Ever | Netflix | 2022–on air | — | — | — |
| Worst Week | CBS | 2008–2009 | 1 | 16 | Sitcom |
| Would You Rather...? with Graham Norton | BBC America | 2011–2012 | 1 | 13 | Comedy |
| Wow! Wow! Wubbzy!Animated series | Nick Jr. Channel, Nickelodeon | 2006–2010 | 2 | 52 | Comedy |
| Wrangler | NBC | 1960 | 1 | 6 | — |
| Wrecked | TBS | 2016–2018 | 3 | 30 | Action |
| Wrecked: Life in the Crash Lane | Speed | 2008–2009 | 2 | 40 | Reality |
| Wreckreation Nation | Discovery Channel | 2009 | 1 | 13 | Reality |
| Wrestling From Marigold | DuMont | 1949–1957 | — | — | — |
| Wrestling Society X | MTV | 2007 | 1 | 9 | — |
| The Wright Verdicts | CBS | 1995 | 1 | 7 | — |
| The Writers' Room | Sundance TV | 2013–2014 | 2 | 12 | Documentary |
| The Wrong CoastAnimated series | AMC, Crave | 2003–2005 | — | — | — |
| Wu Assassins | Netflix | 2019–on air | 1 | 10 | Fantasy |
| Wu-Tang Clan: Of Mics and Men | Showtime | 2019 | — | — | — |
| The Wubbulous World of Dr. Seuss | Nickelodeon | 1996–1998 | 2 | 40 | — |
| WunschpunschAnimated series | Jetix, Fox Kids | 2000–2002 | 2 | 52 | Comedy |
| The WuzzlesAnimated series | CBS | 1985 | 1 | 13 | Fantasy |
| WWE 205 Live | Peacock, WWE Network | 2016–2022 | 7 | 270 | — |
| WWE After Burn | Sky One | 2002–2005 | — | 462 | — |
| WWE Bottom Line | Sky One | 2002–2005 | — | 462 | — |
| WWE Confidential | Spike | 2002–2004 | — | 83 | Talk show |
| WWE Diva Search | USA Network | 2003 | 4 | 6 | Reality |
| WWE ECW | Syfy | 2006–2010 | 5 | 193 | — |
| WWE Experience | USA Network | 2004–2005 | — | 358 | — |
| WWE Heat | webcast, USA Network | 1998–2008 | — | 513 | Sports entertainment |
| WWE Madison Square Garden Classics | MSG Network | 2006–2009 | — | 76 | — |
| WWE Main Event | Peacock, Fox Sports Latinoamérica | 2012 | 12 | 439 | — |
| WWE Mixed Match Challenge | | 2018–on air | 2 | 25 | — |
| WWE NXT | webcast, Hulu | 2010 | 12 | 777 | Reality |
| WWE Raw | The National Network, WWE Network | 1993 | 31 | 1,723 | Professional wrestling |
| WWE Saturday Morning Slam | The CW | 2012–2013 | 1 | 38 | Professional wrestling |
| WWE Slam City | WWE Network | 2014 | 1 | 26 | — |
| WWE SmackDown | MyNetworkTV, Fox | 1999 | 28 | 1,397 | Sports entertainment |
| WWE Superstars | WGN America, WWE Network | 2009–2016 | 8 | 398 | Professional wrestling |
| WWE Tough Enough | UPN, USA Network | 2001–2015 | 5 | 62 | Reality |
| WWE Tribute to the Troops | USA Network, UPN | 2003 | — | 11 | Sports entertainment |
| WWE UnrealMiniseries | Netflix | 2025 | 1 | 5 | Reality |
| WWE Velocity | TV-14, The Nashville Network | 2002–2006 | 5 | 204 | Sports |
| WWE Vintage Collection | Sky Italia | 2008 | — | 127 | Sports entertainment |
| WWE Wal3ooha | OSN Sports, MBC Action | 2017 | 3 | — | — |
| WWE Worlds Collide (series) | WWE Network | 2019 | 1 | 4 | — |
| WWF Championship Wrestling | | 1972–1986 | 14 | 259 | — |
| WWF Mania | USA Network | 1993–1996 | — | — | — |
| WWF Prime Time Wrestling | USA Network | 1985–1993 | — | 417 | — |
| WWF Shotgun Saturday Night | | 1997–1999 | — | 62 | Sports entertainment |
| WWF Superstars of Wrestling | Spike TV, USA Network | 1986–2001 | 16 | 780 | — |
| WWF Wrestling Challenge | Syndication | 1986–1996 | 9 | 468 | Sports entertainment |
| WWII in HD | History | 2009 | — | 10 | Documentary |
| Wyatt Cenac's Problem Areas | HBO | 2018–2019 | 2 | 20 | — |
| Wylde PakAnimated series | Nickelodeon | 2025–on air | 2 | 13 | Comedy |
| Wynonna Earp | Syfy | 2016–2021 | 4 | 49 | Drama |