| The Planners Are Coming | BBC One | documentary film | 1 | 8 |
| The Playlist | — | — | 3 | 36 |
| The Pledge | — | — | — | — |
| The Polar Bear Family & Me | — | — | 1 | 3 |
| The Politician's Husband | BBC Two | — | 1 | 3 |
| The Politician's Wife | Channel 4 | drama television series | 1 | 3 |
| The Pop Years | — | documentary film | 1 | 20 |
| The Power | Amazon Prime Video | science fiction, dystopian fiction, thriller | 1 | 9 |
| The Power and the Glory | BBC Two | — | 1 | 13 |
| The Power of Nightmares | BBC Two | documentary film | 1 | 3 |
| The Power of Parker | BBC Player | — | — | 6 |
| The Practice | ITV | soap opera | — | 47 |
| The Premier League Show | BBC Two | — | 2 | — |
| The Premiership | ITV | — | — | — |
| The Price Is Right | ITV, Sky One, Channel 4 | game show, television game show | — | — |
| The Prince of Denmark | — | — | — | — |
| The Prisoner | ITV | science fiction television series, espionage television series, mystery television series, thriller television series, surrealist television series | 1 | 17 |
| The Prisoner of Zenda | — | — | — | — |
| The Private Life of a Masterpiece | BBC Two | documentary television program | 5 | 29 |
| The Private Life of Plants | BBC One | nature documentary | 1 | 6 |
| The Professionals | ITV | crime television series, action television series | 5 | 57 |
| The Protectors | ITV | crime television series, action television series, adventure television series | 2 | 52 |
| The Protectors | — | — | 1 | 14 |
| The Puppet Master: Hunting the Ultimate Conman | — | — | — | — |
| The Pursuers | ABC Television Limited | crime film | 1 | 39 |
| The Pyramid Game | ITV, Challenge | game show | 3 | 80 |
| The Quatermass Experiment | British Broadcasting Corporation | science fiction television series, thriller television series | 1 | 6 |
| The Queen's Nose | British Broadcasting Corporation | children's television series, drama television series | 7 | 44 |
| The Queen's Palaces | — | documentary film | 1 | 3 |
| The Quest | — | — | — | — |
| The Quest for Shakespeare | — | documentary television program | — | — |
| The Race | — | reality television | 1 | 7 |
| The Rag Trade | BBC One | sitcom | 5 | 58 |
| The Railway: Keeping Britain On Track | BBC Two | documentary film | 1 | 6 |
| The Ranganation | — | — | — | — |
| The Rapture (TV series) | BBC One | psychological thriller | — | — |
| The Rat Catchers | ITV | — | 2 | 25 |
| The Rat Pack | — | — | — | — |
| The Ratties | ITV | — | 1 | 26 |
| The Real Football Factories | — | — | — | 6 |
| The Real Football Fan Show | Channel 4 | talk show | — | — |
| The Real Full Monty | — | — | — | — |
| The Real History of Science Fiction | — | — | — | — |
| The Real Housewives of Cheshire | Q16995238 | reality television | 11 | 116 |
| The Real Housewives of Jersey, UK | — | — | — | — |
| The Real Housewives of London | — | — | — | — |
| The Real Hustle | BBC Three | documentary film | 11 | 116 |
| The Real Jesus of Nazareth | Smithsonian Channel, Smithsonian Channel | — | — | 4 |
| The Real Marigold Hotel | — | — | — | 7 |
| The Real McCoy | BBC Two | comedy television series | 6 | 30 |
| The Real Mo Farah | — | — | — | — |
| The Real Swiss Family Robinson | — | documentary film | 1 | 4 |
| The Really Wild Show | British Broadcasting Corporation, BBC Children's and Education | — | 19 | 218 |
| The Rebel | — | — | — | — |
| The Reckoning | — | drama television series | 1 | 2 |
| The Reckoning | — | — | — | — |
| The Red Grass | — | science fiction television series, children's television series | 1 | 6 |
| The Red King | Alibi | — | 1 | 6 |
| The Red Zone | Netflix | comedy | — | — |
| The Refugees | La Sexta | post-apocalyptic television series | 1 | 8 |