| The Adventures of Ben Gunn | — | — | — | — |
| The Adventures of Black Beauty | ITV | drama television series | 2 | 52 |
| The Adventures of Brigadier Wellington-Bull | BBC One | sitcom | — | 5 |
| The Adventures of Don Quick | ITV | science fiction television series | 1 | 6 |
| The Adventures of Parsley | BBC One | children's television series | — | 32 |
| The Adventures of Peter Simple | — | — | — | — |
| The Adventures of Portland Bill | ITV | children's television series | — | 26 |
| The Adventures of Robin Hood | ITV | drama television series | 4 | 143 |
| The Adventures of Robinson Crusoe | BBC One | adventure film | 1 | 13 |
| The Adventures of Rupert Bear | ITV | — | — | 156 |
| The Adventures of Sir Lancelot | ITV | drama television series | 1 | 30 |
| The Adventures of Sir Prancelot | — | children's television series | — | 31 |
| The Adventures of the Big Man | — | — | — | — |
| The Adventures of the Scarlet Pimpernel | ITV | drama television series, historical television series | 1 | 18 |
| The Adventures of Twizzle | ITV | fantasy television program | 1 | 52 |
| The Adventures of William Tell | ITV | — | 1 | 39 |
| The Africans: A Triple Heritage | — | — | — | — |
| The Afternoon Play | BBC One | drama television series, anthology series | 5 | 25 |
| The Agatha Christie Hour | ITV | — | 1 | 10 |
| The Age of Uncertainty | — | documentary film | — | 15 |
| The Agenda with Tom Bradby | ITV | — | 9 | 84 |
| The Airbase | British Broadcasting Corporation | sitcom | — | 6 |
| The Alan Clark Diaries | BBC Four | docudrama | 1 | 6 |
| The Alan Titchmarsh Show | ITV | — | 15 | 790 |
| The Alex Salmond Show | — | — | — | — |
| The Aliens | E4 | science fiction television series | 1 | 6 |
| The All Electric Amusement Arcade | — | — | — | — |
| The All New Alexei Sayle Show | BBC Two | comedy television series | 2 | 12 |
| The All Star Talent Show | — | reality television | 1 | 6 |
| The Almost Impossible Game Show | ITV2 | game show | 2 | 12 |
| The Alphabet Game | BBC One | panel game, language competition show | 2 | 74 |
| The Alternative Comedy Experience | Q1114052 | — | 2 | 24 |
| The Amazing Adrenalini Brothers | CITV, Cartoon Network, Boomerang, Pop, YTV | — | — | 26 |
| The Amazing Mrs Pritchard | BBC One | drama television series | 1 | 6 |
| The Amazon Review Killer | Channel 4 | documentary television program | — | — |
| The Ambassador | BBC One | — | 2 | 13 |
| The Ancient World | — | documentary television program | 1 | 7 |
| The Andrew Neil Show | — | — | — | — |
| The Andrew Neil Show | BBC Two | — | — | — |
| The Andromeda Breakthrough | BBC One | science fiction television series | — | 6 |
| The Angel | — | — | 1 | 5 |
| The Appleyards | — | — | — | — |
| The Apprentice | BBC Two | reality television | 19 | 132 |
| The Apprentice: You're Fired! | BBC Two | reality television | 11 | 110 |
| The Ark | BBC One | — | — | — |
| The Armando Iannucci Shows | Channel 4 | — | — | 8 |
| The Armstrong and Miller Show | BBC One | comedy television series | 3 | 19 |
| The Armstrongs | British Broadcasting Corporation | documentary film | — | 8 |
| The Army Game | ITV | sitcom | 5 | 154 |
| The Art of Architecture | Sky Arts | factual television program | — | — |
| The Art of Eternity | — | documentary film | 1 | 3 |
| The Art of Japanese Life | BBC Four | — | — | 3 |
| The Arthur Askey Show | ITV | sitcom | — | 6 |
| The Ascent of Man | BBC Two | documentary film, documentary television program | — | 13 |
| The Assassin | — | — | — | 6 |
| The Assembly | — | — | — | — |
| The Au Pair | Channel 5 | thriller television series | — | 4 |
| The Avengers | ITV | espionage television series, action television series, crime television series, comedy television series, fantasy film | 6 | 161 |
| The Ayala Show | — | — | 1 | 13 |
| The Baby Borrowers | BBC Three | reality television | 2 | 8 |