Mark O'Sullivan

Mark O'Sullivan

Acting

Bedford, Bedfordshire, England 8 credits

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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.

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Filmography

Acting 8 credits

8 Out of 10 Cats Does Countdown

8 Out of 10 Cats Does Countdown

2013 · ★ 7.4 · Dean - Dictionary Corner

Comedy Blaps

2011 · Vic, Grant

The Nevers

2021 · ★ 7.9 · Orderly

Lee and Dean

My Sexual Abuse: The Sitcom

My Sexual Abuse: The Sitcom

2024 · Self, Writer

Reaper

Swan

My Sexual Abuse: The Sitcom (The Actual Sitcom)

My Sexual Abuse: The Sitcom (The Actual Sitcom)

2024 · Mark, Director

Directing 1 credit

My Sexual Abuse: The Sitcom (The Actual Sitcom)

My Sexual Abuse: The Sitcom (The Actual Sitcom)

2024 · Mark, Director

Writing 1 credit

My Sexual Abuse: The Sitcom

My Sexual Abuse: The Sitcom

2024 · Self, Writer

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