| Crossfire | British Broadcasting Corporation | thriller, drama film | 1 | 3 |
| Crossroads | ITV | soap opera | — | — |
| Crosswits | ITV | game show | 12 | 435 |
| Crouchy's Year-Late Euros: Live | — | — | — | — |
| Crown Court | ITV | legal drama, crime television series | 13 | 879 |
| Crown Prosecutor | BBC One | legal drama | 1 | 10 |
| Cry Babies: Magic Tears | YouTube | — | 6 | 409 |
| Crystal Tipps and Alistair | — | — | — | — |
| Cuckoo | BBC Three | sitcom | 5 | 33 |
| Cucumber | Channel 4 | drama television series, LGBT-related television series | 1 | 8 |
| Cuffs | The Walt Disney Company | police procedural, LGBT-related television series | 1 | 8 |
| Cuffy | ITV Central | sitcom | 1 | 6 |
| Culinary Genius | — | cooking show | 1 | 20 |
| Cunk & Other Humans on 2019 | — | — | — | — |
| Cunk on BBC | British Broadcasting Corporation | mockumentary | — | — |
| Cunk on Earth | BBC Two | mockumentary | 1 | 5 |
| Curfew | — | dystopian fiction | 1 | 8 |
| Curfew | — | — | — | — |
| Curry and Chips | ITV | sitcom | 1 | 6 |
| Custer's Last Stand-up | — | — | — | — |
| Cutting Edge | Channel 4 | documentary television program | — | — |
| Cybernet | ITV | video game | — | — |
| Da Ali G Show | Channel 4, HBO | comedy television series, LGBT-related television series | 3 | 18 |
| Da Dick and Dom Dairies | — | — | — | — |
| Dad | BBC One | sitcom | 2 | 13 |
| Dad's Army | BBC One | sitcom | 9 | 80 |
| Daddy Issues | — | comedy television program | 2 | 6 |
| Daily Kitchen Live | BBC One | — | — | — |
| Daily Politics | BBC Two | — | — | 2,700 |
| Daisy & Ollie | — | — | — | — |
| Dal Ati | — | — | — | — |
| Dale's Great Getaway | — | game show | — | 1 |
| Dale's Supermarket Sweep | ITV1 | game show | 8 | 609 |
| Dalgliesh (TV series) | Acorn TV, Channel 5 | crime television series | 3 | 18 |
| Dalziel and Pascoe | BBC One | drama television series, crime television series | 12 | 61 |
| Dame Edna's Neighbourhood Watch | ITV | game show | 2 | 12 |
| Damilola, Our Loved Boy | — | — | — | — |
| Damned | — | — | 1 | — |
| Damon and Debbie | Channel 4 | — | — | 3 |
| Dan Cruickshank's Adventures in Architecture | — | documentary television program | — | — |
| Dan Dare: Pilot of the Future | Channel 5 | — | 1 | 26 |
| Dance Factory | BBC Children's and Education | reality television | 1 | — |
| Dance Mums with Jennifer Ellison | — | reality television | 2 | 17 |
| DanceX | BBC One | reality television | — | 7 |
| Dancing on Ice | ITV | reality television | 14 | 218 |
| Dancing on the Edge | BBC Two | drama | 1 | 5 |
| Dancing on Wheels | BBC Three | — | 1 | 5 |
| Danger Man | ITV | crime television series | 4 | 86 |
| Danger UXB | ITV | drama television series | 1 | 13 |
| Danger! 50,000 Volts! | Channel 5 | comedy television series | 2 | 18 |
| Dangerfield | BBC One | drama television series | 6 | 62 |
| Dangerous Lady | — | drama television series | 1 | 4 |
| Dani's Castle | CBBC | sitcom | 3 | 39 |
| Dani's House | CBBC | fantasy television program, teen sitcom | 5 | 65 |
| Danny Dyer's Deadliest Men | — | documentary television program | 2 | 16 |
| Danny Dyer's Right Royal Family | — | — | — | — |
| Dapper Laughs on the Pull | ITV2 | — | 1 | 6 |
| Dappledown Farm | — | children's television series | 5 | — |
| Dara & Ed's Big Adventure | — | — | — | — |
| Dara O Briain's Go 8 Bit | U&Dave | panel game, game show, comedy television series | 1 | 6 |