Mark O'Sullivan
Biography
Mark O'Sullivan is a producer, actor, and writer known for Tell Me Everything (2022), Lee and Dean (2017) and My Sexual Abuse: The Sitcom (The Actual Sitcom) (2024). Mark won an RTS award in 2025 for his documentary (and sitcom episode) My Sexual Abuse: The Sitcom, made by Swan Films for Channel 4, was awarded the best Arts programme for 2025.
Known For
All Movies (4)
- My Sexual Abuse: The Sitcom2024 · as Self
- My Sexual Abuse: The Sitcom (The Actual Sitcom)2024 · as Mark
- Swan2020 · as Ted
- Reaper2000 · as Doctor
All TV Shows (6)
- The Nevers2021 · as Orderly
- Lee and Dean2018 · as Dean
- 8 Out of 10 Cats Does Countdown2013 · as Dean - Dictionary Corner
- Comedy Blaps2011 · as Vic
- Comedy Blaps2011 · as Grant
- Comedy Blaps2011 · as Vic - Grant





