Series with the first letter - "A"
- Aquaman (1967–…)
- Aquarius (2015–2016)
- Aquí no hay quien viva (2003–2006)
- Arabela (1979–…)
- Arabian Nights (2000)
- Arabian Seas (2017–…)
- Aranyak (2021–…)
- Arcane: League of Legends (2021–…)
- Archer (2009–…)
- Archie's Weird Mysteries (1999–2000)
- Archive 81 (2022–…)
- Arctic Air (2012–…)
- Arctic Circle (2018–…)
- Arde Madrid (2018)
- Are Our Kids Tough Enough? Chinese School (2015–…)
- Are You Afraid of the Dark? (2019)
- Are You Being Served? (1972–1985)
- Are You Being Served? Again! (1992–1993)
- Are You There, Chelsea? (2012)
- Arena (1975–…)
- Ares (2020–…)
- Arifureta: From Commonplace to World's Strongest (2019–…)
- Aristocrats (1999–…)
- Armed and Deadly: Police UK (2018)
- Armitage III (1995–…)
- Army Wives (2007–2013)
- Arnold (2023)
- Around the World in 80 Days (1989–…)
- Around the World in 80 Days (2021–…)
- Arrested Development (2003–…)