A-Z de Cláir Teilifíse
Torthaí a thosaíonn le A
- Abadas
- Absolute Genius: Monster Builds
- Absolute Genius with Dick and Dom
- A City Crowned with Green
- Adam Curtis
- A.Dot's Story of Grime
- Adventure
- The Adventure Show
- The Adventures of Abney & Teal
- A Family Divided
- Afoot Again In The Past
- After the Battle
- A' Ghaidhealtachd/Highlands
- Ag Ionnsachadh le Blarag/Learning with Connie
- A House in Bayswater
- Aibisidh/Quiz Show
- Air na Rigs/Life Offshore
- Aithne air Ainmhidhean/All About Animals
- Alba
- Aled Jones: Fy Nhaith Glasurol
- A-List Ink
- Alleluia!
- All Mod Cons
- All Over the Workplace
- All Round to Mrs Brown's
- Alone with the In-Laws
- Alphablocks
- Alvinnn Agus na Chipmunks/ALVINNN!!! and The Chipmunks
- A Mayor for...
- Amazing Hotels: Life Beyond the Lobby
- Amazon Abyss
- American High School
- American Justice
- America this Week
- The Andrew Marr Show
- The Andrew Neil Interviews: Leave or Remain?
- Andy's Baby Animals
- Andy's Dinosaur Adventures
- Andy's Prehistoric Adventures
- Andy's Secret Hideout
- An Focal Scoir
- Animal Park
- Animal, Vegetable, Mineral?
- An Island Parish
- Anita
- Annie Mac: Who Killed The Night?
- Anthony Joshua: The Road to Klitschko
- Antiques Roadshow
- Antiques Road Trip
- Anturiaethau Cymro yn Affrica
- A Passion For Churches
- The Apprentice
- A Question of Sport
- Architecture at the Crossroads
- Arena
- Armchair Voyage: Hellenic Cruise
- Around Scotland: Hebrides
- Around the World in 80 Gardens
- Arthur
- Artists on Film: Scenes from Working Lives
- Art Ninja
- The Art of Gothic: Britain's Midnight Hour
- The Arts Show
- Asia Business Report
- Asian Provocateur
- Ask the Family
- A Summer with Blossoms
- A Timewatch Guide
- The A to Z of TV Gardening
- Attenborough: 60 Years in the Wild
- Attenborough and the Giant Egg
- Attenborough's Paradise Birds
- Augustus and Gwen: The Fire and the Fountain
- Axwell^Ingrosso's Ibiza