ActingPopularity Score 0.7
Mark O'Sullivan
Total Works
7
4 movies • 3 shows
Avg Rating
7.6 / 10
across rated releases
Box Office
—
worldwide gross
Global Reach
#1
TMDB star index
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.
