Mark O'Sullivan
Acteur, Producer, Schrijver, Regisseur, Redacteur
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.
Filmography
| 2022 | Tell Me Everything · as Mr. Horrocks |
| 2021 | The Nevers · as Orderly |
| 2017 | Lee and Dean · as Dean |
| 2012 | 8 Out of 10 Cats Does Countdown · as Dean - Dictionary Corner |
| 2011 | Comedy Blaps · as Vic |
| 1999 | Reaper · as Doctor |
| 1961 | Comedy Playhouse · as Engineer |
| 1992 | Soccer AM · as Self |
| 2022 | Tell Me Everything · as Executive Producer |
| 2017 | Lee and Dean · as Executive Producer |
| 2017 |
| 2017 |
| 2022 | Tell Me Everything · as Created By |