| 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 Adventures of Morph | — | — | — | 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 Architecture the Railways Built | U&Yesterday | — | — | — |
| 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 |
| The Baby Club | — | — | — | — |
| The Bachelor | BBC Three | — | 5 | 41 |
| The Bagthorpe Saga | BBC One | — | — | 6 |
| The Barchester Chronicles | BBC Two | drama | 1 | 7 |
| The Baron | ITV | drama television series, crime television series | 1 | 30 |
| The Basil Brush Show | BBC Children's and Education | comedy film | 6 | 79 |
| The Bay | ITV | police procedural, drama television series | 4 | 24 |
| The Beaker Girls | — | — | — | — |
| The Beano's Dennis the Menace and Gnasher Show | ITV | — | 2 | 100 |
| The Bear Family & Me | BBC Two | documentary film | 1 | 3 |
| The Beast Must Die | BritBox | — | — | — |
| The Beat Room | BBC Two | — | 1 | 29 |
| The Beatles: Get Back | — | documentary television program, rockumentary | — | 3 |
| The Bed-Sit Girl | BBC One | sitcom | 2 | 12 |
| The Beeps | — | children's television series | — | 20 |
| The Befrienders | BBC One | — | 1 | 11 |
| The Beginning and End of the Universe | BBC Four | documentary film, miniseries | 1 | 2 |
| The Beiderbecke Affair | ITV | comedy television series | — | 6 |
| The Beiderbecke Connection | ITV | comedy television series | — | 4 |
| The Beiderbecke Tapes | ITV | comedy television series | — | 2 |
| The Beiderbecke Trilogy | ITV | drama television series | 3 | 12 |
| The Bell | — | — | — | — |