| The SoulTaker | April 4, 2001 | WOWOW | 13 |
| The Sound Collector | — | ITV, Rai Yoyo | — |
| The Space Kidettes | September 10, 1966 | NBC | 20 |
| The special adventures of Aladár Mézga | 1969 | Magyar Televízió | 13 |
| The Special Duty Combat Unit Shinesman | — | — | — |
| The Spectacular Spider-Man | March 8, 2008 | The CW | 26 |
| The Spooktacular New Adventures of Casper | February 24, 1996 | Fox Kids | 52 |
| The Spudragons | — | ICI Radio-Canada Télé | 1 |
| The Stellar Swordmaster | — | — | — |
| The Stinky & Dirty Show | January 15, 2015 | Amazon Prime Video | 39 |
| The Stories of Girls Who Couldn't Be Magicians | October 5, 2024 | — | 12 |
| The Story Keepers | 1995 | — | 13 |
| The Story of Perrine | January 1, 1978 | Fuji Television | 53 |
| The Story of Pollyanna, Girl of Love | January 12, 1986 | Fuji Television | 51 |
| The Story of Saiunkoku | April 8, 2006 | NHK Satellite 2 Television | 78 |
| The Strange Adventures of Koziolek Matolek | — | — | 26 |
| The Strange Chores | 2019 | — | 26 |
| The Strongest Job is Apparently Not a Hero or a Sage, but an Appraiser (Provisional)! | April 5, 2026 | — | 12 |
| The Strongest Magician in the Demon Lord's Army Was a Human | July 3, 2024 | — | 12 |
| The Strongest Man, Born from Misfortune | 2027 | — | — |
| The Strongest Sage With the Weakest Crest | January 8, 2022 | — | 12 |
| The Strongest Tank's Labyrinth Raids | January 7, 2024 | — | 12 |
| The Summer Hikaru Died | July 5, 2025 | Netflix | 12 |
| The Super Hero Squad Show | September 14, 2009 | Cartoon Network | 52 |
| The Super Heroes of Nature | 2023 | — | 30 |
| The Super Mario Bros. Super Show! | September 4, 1989 | CBS | 52 |
| The Super Powers Team: Galactic Guardians | September 7, 1985 | American Broadcasting Company | 10 |
| The Swiss Family Robinson: Flone of the Mysterious Island | January 4, 1981 | Fuji Television | 50 |
| The Sylvester & Tweety Mysteries | September 9, 1995 | The WB, Kids' WB | 52 |
| The Tale of the Outcasts | January 8, 2023 | — | 13 |
| The Tales of Bolek and Lolek | — | Telewizja Polska | 13 |
| The Tatami Galaxy | April 23, 2010 | — | — |
| The Terrible Thunderlizards | November 20, 1993 | Fox Broadcasting Company | 36 |
| The Testament of Sister New Devil | January 7, 2015 | — | 22 |
| The Tex Avery Show | January 10, 1999 | Cartoon Network | 99 |
| The Third: Aoi Hitomi no Shōjo | April 13, 2006 | — | 24 |
| The Thousand Noble Musketeers | July 3, 2018 | — | 12 |
| The Three Friends and Jerry | February 10, 1998 | — | 39 |
| The Three Musketeers | October 9, 1987 | NHK General TV | 52 |
| The Three Musketeers | September 7, 1968 | NBC | 18 |
| The Three-Body Problem | — | Bilibili | — |
| The Three-Body Problem in Minecraft | — | Bilibili | 31 |
| The Tick | September 10, 1994 | Fox Broadcasting Company, Fox Kids | 36 |
| The Tiny Chef Show | September 9, 2022 | Nickelodeon | — |
| The Tofus | September 6, 2004 | Jetix, Cartoon Network, France 3 | 26 |
| The Tom & Jerry Show | September 6, 1975 | American Broadcasting Company | 16 |
| The Tom and Jerry Comedy Show | September 6, 1980 | CBS | 15 |
| The Tom and Jerry Show | April 9, 2014 | Cartoon Network | 117 |
| The Tomfoolery Show | — | — | — |
| The Too-Perfect Saint | April 10, 2025 | — | 12 |
| The Toothbrush Family | — | — | — |
| The Tower of Druaga | April 1, 2008 | — | 24 |
| The Toxic Healer | — | — | — |
| The Toy's House | — | China Central Television | — |
| The Transformers | September 17, 1984 | Broadcast syndication | 98 |
| The Trap Door | 1984 | ITV | 40 |
| The Travels of the Young Marco Polo | 2013 | — | 26 |
| The Treflik Family | June 1, 2016 | TVP ABC | 26 |
| The Tricky Band | 2018 | À Punt | 28 |
| The Triplets | 1995 | TV3 | 104 |