| Harpers West One | ATV | — | 2 | 32 |
| Harriet's Back in Town | — | drama television series | — | — |
| Harrow: A Very British School | — | — | — | — |
| Harry | BBC One | drama television series | 2 | 20 |
| Harry & Paul | BBC One | comedy television series | 4 | 24 |
| Harry and Cosh | — | teen sitcom | 4 | 46 |
| Harry and His Bucket Full of Dinosaurs | Cartoon Network, Treehouse TV, Tickle-U, Milkshake!, Cartoon Network | — | 2 | 52 |
| Harry and the Wrinklies | ITV | — | 3 | 19 |
| Harry Batt | BBC One | — | — | 1 |
| Harry Enfield's Brand Spanking New Show | — | — | 1 | 12 |
| Harry Enfield's Television Programme | BBC Two, BBC One | comedy television series | — | — |
| Harry Hill's Alien Fun Capsule | ITV1 | — | 1 | 7 |
| Harry Hill's Fruit Corner | BBC Radio 4 | — | 4 | 22 |
| Harry Hill's Shark Infested Custard | CITV | — | 1 | 13 |
| Harry Hill's TV Burp | ITV1 | — | 11 | 161 |
| Harry Potter | HBO Max | urban fantasy, adventure television series, youth series, witch fiction, coming-of-age television program | — | — |
| Harry Wild | Acorn TV | drama fiction, detective fiction, crime fiction | 4 | 26 |
| Harry's Heroes: The Full English | — | — | — | — |
| Harry's Mad | ITV | drama television series | 4 | 36 |
| Hartbeat | BBC Children's and Education | — | 10 | 113 |
| Hattrick (TV program) | — | — | — | — |
| Hattytown Tales | TV Tokyo | — | 3 | 39 |
| Haunted | ITV | — | 1 | 8 |
| Haunted Homes | — | — | — | — |
| Haunting of Cassie Palmer | ITV | science fiction television series, children's television series, drama television series, paranormal television series | 1 | 6 |
| Havakazoo | Channel 5 | — | — | — |
| Have I Been Here Before? | — | reality television | 2 | 33 |
| Have I Got News for You | BBC Two, BBC One | panel game, humor | 69 | 610 |
| Have Your Cake and Eat It | — | — | — | — |
| Having It Off | BBC Choice | comedy television series | 1 | 6 |
| Hawkmoor | BBC One | — | — | — |
| Hazell | ITV | detective fiction | 2 | 22 |
| He Kills Coppers | — | — | 1 | 3 |
| He Knew He Was Right | BBC One | period drama film | 1 | 2 |
| Head Hunters | BBC One | — | — | — |
| Head on Comedy | BBC One | comedy television series | 1 | 6 |
| Head Over Heels | ITV | romance film, comedy film | 1 | 7 |
| Head over Heels | ITV | comedy drama | 1 | 7 |
| Headcases | — | — | — | 8 |
| Headhunters | — | — | — | — |
| Heading Out | BBC Two | comedy television series, LGBT-related television series | 1 | 6 |
| Heads Up with Richard Herring | Pokerzone | — | — | 10 |
| Health and Efficiency | BBC One | sitcom | 2 | 12 |
| Health E | BBC Two | education | 3 | 16 |
| Heart Breakfast with Wes Venn | — | — | — | 10 |
| Heart of the Matter | — | documentary film | — | — |
| Heartbeat | ITV1, ITV | historical drama, drama television series | 18 | 372 |
| Heartburn Hotel | British Broadcasting Corporation | sitcom | 2 | 13 |
| Hearts and Minds | Channel 4 | — | 1 | 5 |
| Hearts and Minds | — | — | — | — |
| Heartstopper | Netflix | youth series, LGBT-related television series, comedy drama | 3 | 25 |
| Heat | — | — | — | — |
| Heat of the Sun | ITV | — | 1 | 3 |
| Heathrow: Britain's Busiest Airport | ITV | — | 2 | 3 |
| Heavy Pencil | Amazon Prime Video | reality television | — | 4 |
| Hebburn | BBC Two | sitcom | 2 | 12 |
| Hector's House | BBC One | children's television series | 1 | 78 |
| Hedz | — | — | — | 28 |
| Heil Caesar | — | — | — | — |
| Heil Honey I'm Home! | Galaxy | sitcom | 1 | 8 |