| And So to Bentley | — | — | — | — |
| And Then You Die | U&Dave | panel game | 1 | 8 |
| And There's More | ITV Central | — | 4 | 24 |
| Andes to Amazon | BBC Two | nature documentary | — | 6 |
| Andrew Marr's History of Modern Britain | BBC Two | documentary film | 1 | 5 |
| Andrew Marr's History of the World | BBC One | documentary film | 1 | 8 |
| Andrew Marr's The Making of Modern Britain | BBC Two | documentary film | 1 | 6 |
| Andy Capp | ITV | sitcom | 1 | 6 |
| Andy Pandy | BBC One | — | 6 | 91 |
| Andy Robson | ITV1 | children's television series | 2 | 20 |
| Andy's Aquatic Adventures | — | — | — | — |
| Andy's Dinosaur Adventures | — | family television series | — | — |
| Andy's Global Adventures | — | — | — | — |
| Andy's Safari Adventures | — | — | — | — |
| Andy's Wild adventures | — | — | — | — |
| Angela and Friends | — | — | 2 | 180 |
| Angela Black | ITV | drama film, thriller | — | — |
| Angelina Ballerina | CITV | children's television series | 2 | 20 |
| Angelo's | — | — | — | 6 |
| Angels | British Broadcasting Corporation | medical drama, soap opera, drama television series | 9 | 220 |
| Angry Kid | British Broadcasting Corporation | comedy television series, black comedy, live action/animated television series | 4 | 50 |
| Animal Hospital | BBC One | — | 19 | — |
| Animal Kwackers | — | — | — | — |
| Animal Magic | BBC One | — | — | — |
| Animal Park | BBC Two | documentary film | 10 | 205 |
| Animal Saints and Sinners | — | — | — | — |
| Animal Shelf | CITV | — | 4 | 52 |
| Animal Stories | London Weekend Television, Cartoon Network Too, Disney Jr. | anthology series, children's television series | 4 | 52 |
| Animal, Vegetable or Mineral? | — | — | — | — |
| Animals Do the Funniest Things | — | — | — | 25 |
| Animals in Love | — | documentary film | — | — |
| Ann and Harold | — | — | — | — |
| Ann Veronica | — | — | — | — |
| Anna & Katy | Channel 4 | — | 1 | 7 |
| Anna Karenina | Channel 4 | period drama film | 1 | 4 |
| Anna Karenina | British Broadcasting Corporation | — | 1 | 10 |
| Anna Lee | London Weekend Television | drama television series | 1 | 6 |
| Anna of the Five Towns | — | — | — | — |
| Anne | ITV | — | 1 | 4 |
| Anne of Avonlea | — | — | — | — |
| Annika | Alibi | crime drama film | 2 | 12 |
| Ant & Dec's Push the Button | TF1 | game show | 1 | 2 |
| Ant & Dec's Saturday Night Takeaway | ITV | variety show | 18 | 125 |
| Antiques Road Trip | BBC Two | factual television program | — | — |
| Antiques Roadshow | BBC One | documentary television program | 40 | 712 |
| Any Dream Will Do | BBC One | reality television | 1 | 11 |
| Any Human Heart | Channel 4 | drama television series | 1 | 4 |
| Apollo Has Fallen | — | — | — | — |
| Apparitions | BBC One, BBC HD | — | 1 | 6 |
| Apple Tree House | — | — | — | — |
| Apple Tree Yard | BBC One | drama | 1 | 4 |
| Apples Never Fall | Peacock | mystery film, drama film | — | 7 |
| Appointment with Drama | — | — | — | — |
| Aquarius | — | — | — | — |
| Aquila | British Broadcasting Corporation | children's television series | 2 | 13 |
| Archie | — | — | — | — |
| Are We Changing Planet Earth? | BBC One | documentary film | — | 2 |
| Are You Being Served? | BBC One | sitcom | 10 | 69 |
| Are You Smarter than a 10 Year Old? | Sky One | game show | — | — |
| Arena | BBC Two, BBC Four | documentary film, documentary television program | — | — |