| The Koala Brothers | October 4, 2003 | CBeebies, ABC Kids | 79 |
| The Lampies | October 12, 2000 | BBC Children's and Education | 52 |
| The Large Family | October 15, 2007 | CBeebies | 52 |
| The Legends of Treasure Island | September 10, 1993 | ITV | 26 |
| The Little Polar Bear | 1992 | — | 21 |
| The Magic Key | September 4, 2000 | BBC Two | 26 |
| The Mr. Men Show | February 4, 2008 | Channel 5 | 103 |
| The New Woody Woodpecker Show | May 8, 1999 | Fox Broadcasting Company | 52 |
| The Owl | 2003 | France 3 | 52 |
| The Poddington Peas | — | — | — |
| The Puppy's Further Adventures | September 25, 1982 | American Broadcasting Company | 21 |
| The Raccoons | 1980 | CBC Television | 60 |
| The Raggy Dolls | April 3, 1986 | ITV | 112 |
| The Ricky Gervais Show | February 19, 2010 | HBO | 39 |
| The Saga of Noggin the Nog | — | — | — |
| The Seal of Neptune | 1960 | — | 18 |
| The Secret Show | September 16, 2006 | CBBC, BBC Children's and Education | 52 |
| The Shoe People | April 1987 | TV-am | 26 |
| The Sound Collector | — | ITV, Rai Yoyo | — |
| The Strange Chores | 2019 | — | 26 |
| The Three Friends and Jerry | February 10, 1998 | — | 39 |
| The Trap Door | 1984 | ITV | 40 |
| The Wind in the Willows | December 27, 1983 | ITV | 65 |
| The Wombles | February 5, 1973 | BBC Two | 60 |
| The Wonderfully Weird World of Gumball | — | — | 40 |
| The Woohoos! | November 16, 2024 | Channel 5 | — |
| The World of Peter Rabbit and Friends | May 13, 1992 | British Broadcasting Corporation | 9 |
| Thomas & Friends | October 9, 1984 | ITV1, Channel 5, Nick Jr. | 584 |
| Thunderbirds Are Go! | April 4, 2015 | ITV | 70 |
| Tickety Toc | April 19, 2012 | Korea Educational Broadcasting System | 52 |
| Tim Rex in Space | May 5, 2025 | Nickelodeon, Channel 5 | — |
| Timmy Time | April 6, 2009 | CBeebies | 68 |
| Tinga Tinga Tales | February 15, 2010 | France 5 | 52 |
| Tinpo | December 10, 2018 | — | — |
| Tiny Planets | June 10, 2001 | CITV | 65 |
| Tish Tash | — | EBS 1TV | — |
| Titch | September 26, 1997 | ITV | 39 |
| Toby's Travelling Circus | September 15, 2012 | — | 52 |
| Tommy Zoom | — | CBeebies | — |
| Tooned | July 8, 2012 | Sky Sports F1 | 20 |
| Tottie: The Story of a Doll's House | — | — | 10 |
| Tractor Tom | February 9, 2002 | CITV | 52 |
| Twende | — | Showmax | 13 |
| Vampires, Pirates & Aliens | 1999 | — | 26 |
| Victor & Hugo: Bunglers in Crime | September 6, 1991 | ITV | 30 |
| Watership Down | September 28, 1999 | CITV | 39 |
| Watership Down | December 22, 2018 | BBC One, Netflix | 4 |
| Wide-Eye | October 4, 2003 | CBeebies | 26 |
| Wil Cwac Cwac | 1931 | — | — |
| Wilf the Witch's Dog | 2002 | Fox Broadcasting Company, BBC One, La 2, Rai 2 | 26 |
| Willo the Wisp | September 14, 1981 | BBC One | 26 |
| Wishfart | September 5, 2017 | CITV | 40 |
| Wobbly Land | — | — | — |
| Zack & Quack | February 7, 2014 | Nick Jr. Channel | 33 |