| The Borderers | BBC Two | 2 | 26 |
| The Boy Merlin | — | 1 | 6 |
| The Brief | ITV | 2 | 8 |
| The Buccaneers | ITV | 1 | 39 |
| The Buccaneers | Apple TV | 2 | 16 |
| The Children | ITV1 | 1 | 3 |
| The Chinese Detective | British Broadcasting Corporation | 2 | 14 |
| The Citadel | British Broadcasting Corporation | — | 10 |
| The Citadel | — | — | 9 |
| The City and the City | BBC Two | 1 | 4 |
| The Commander | ITV | 5 | 16 |
| The Cops | BBC Two | 3 | 24 |
| The Corridor People | — | 1 | 4 |
| The Crown | Netflix | 6 | 60 |
| The Darling Buds of May | ITV | 3 | 20 |
| The Day of the Triffids | BBC One | 1 | 2 |
| The Death of Bunny Munro | — | — | 6 |
| The Diary of Anne Frank | BBC One | 1 | 5 |
| The Driver | BBC One, British Broadcasting Corporation | 1 | 3 |
| The Durrells | ITV | 4 | 26 |
| The English | Amazon Prime Video, BBC One | — | 6 |
| The English Game | Netflix | 1 | 6 |
| The Eustace Bros. | BBC One | 1 | 6 |
| The Evermoor Chronicles | Disney Channel | 2 | 24 |
| The Ex-Wife | — | — | — |
| The Fades | BBC Three | 1 | 6 |
| The Fall | RTÉ One, BBC Two | 3 | 17 |
| The Family Man | BBC One | 1 | 3 |
| The First | Channel 4, Hulu | 1 | 8 |
| The Fixer | — | 2 | 12 |
| The Forsyte Saga | ITV | 2 | 10 |
| The Fortunes and Misfortunes of Moll Flanders | ITV | 1 | 4 |
| The Four Just Men | ITV | 1 | 39 |
| The Gentle Killers | — | — | — |
| The Gentle Touch | ITV | 5 | 56 |
| The Girlfriend | Amazon Prime Video | — | — |
| The Golden Hour | ITV | 1 | 4 |
| The Good Mothers | Hulu | — | 6 |
| The Grimleys | ITV | — | 22 |
| The Halcyon | ITV | 1 | 8 |
| The History of Tom Jones: a Foundling | — | — | — |
| The Hour | BBC Two | 2 | 12 |
| The House of Eliott | BBC One | 3 | 34 |
| The Ice Cream Girls | ITV | 1 | 3 |
| The Informer | ITV | 2 | 21 |
| The Inspector Lynley Mysteries | BBC One | 6 | 23 |
| The Invisible Man | ITV | 2 | 26 |
| The Invisible Man | BBC One | 1 | 6 |
| The Irregulars | — | 1 | 8 |
| The Jury | ITV | 2 | 6 |
| The Knock | ITV | 5 | 35 |
| The Last Bus | — | — | — |
| The Last Detective | ITV | 4 | 17 |
| The Last Place on Earth | ITV Central | 1 | 7 |
| The Last Post | BBC One | 1 | 6 |
| The Last Train | ITV | 1 | 6 |
| The Last Weekend | — | 1 | 3 |
| The Legend of Robin Hood | BBC One | — | 6 |
| The Letter for the King | Netflix | 1 | 6 |
| The Life and Times of David Lloyd George | BBC One | — | 9 |