Acting
Mark O'Sullivan
Place of birth
Bedford, Bedfordshire, England
Known for
Acting
Credits
13 titles
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
7.4Jimmy Carr hosts proceedings as the 8 Out of 10 Cats crew take over the words and numbers quiz.
8 Out of 10 Cats Does Countdown
2013
Comedy Blaps is Channel 4's vehicle for piloting comedy online. Some pilots consist of a single short, whereas others consist of a few shorts.
Comedy Blaps
2011
7.9In the last years of Victoria's reign, London is beset by the "Touched": people — mostly women — who suddenly manifest abnormal abilities, some charming, some very disturbing. Among them are Amalia True, a mysterious, quick-fisted widow, and Penance Adair, a brilliant young inventor. They are the champions of this new underclass, making a home for the Touched, while fighting the forces of… well, pretty much all the forces — to make room for those whom history as we know it has no place.
The Nevers
2021
6.0Stevenage-based builders Lee and Dean are brothers from other mothers, inseparable best friends since they first met at school. That is until Lee meets and falls in love with Nikki and she moves into their flat.
Lee and Dean
2018
NRComedian Mark O'Sullivan researches and writes a sitcom about the sexual abuse he survived as a child, and the court case that led to the conviction of the man who abused him.
My Sexual Abuse: The Sitcom
2024
8.0The actual sitcom, based on the experiences of creator Mark O'Sullivan, a survivor of childhood sexual abuse, who joins an all-star cast including Cariad Lloyd and Ellie Taylor before a live audience.
My Sexual Abuse: The Sitcom (The Actual Sitcom)
2024
Film credits
2020s · 3 titles
NRComedian Mark O'Sullivan researches and writes a sitcom about the sexual abuse he survived as a child, and the court case that led to the conviction of the man who abused him.
My Sexual Abuse: The Sitcom
2024
8.0The actual sitcom, based on the experiences of creator Mark O'Sullivan, a survivor of childhood sexual abuse, who joins an all-star cast including Cariad Lloyd and Ellie Taylor before a live audience.
My Sexual Abuse: The Sitcom (The Actual Sitcom)
2024
NRIan has achieved such a high level of British citizenship that he is to be transformed into a swan. We follow Ian and his wife Donna in their preparations for this transformation.
Swan
2020
Series credits
7.4Jimmy Carr hosts proceedings as the 8 Out of 10 Cats crew take over the words and numbers quiz.
8 Out of 10 Cats Does Countdown
2013
Comedy Blaps is Channel 4's vehicle for piloting comedy online. Some pilots consist of a single short, whereas others consist of a few shorts.
Comedy Blaps
2011
Comedy Blaps is Channel 4's vehicle for piloting comedy online. Some pilots consist of a single short, whereas others consist of a few shorts.
Comedy Blaps
2011
Comedy Blaps is Channel 4's vehicle for piloting comedy online. Some pilots consist of a single short, whereas others consist of a few shorts.
Comedy Blaps
2011
7.9In the last years of Victoria's reign, London is beset by the "Touched": people — mostly women — who suddenly manifest abnormal abilities, some charming, some very disturbing. Among them are Amalia True, a mysterious, quick-fisted widow, and Penance Adair, a brilliant young inventor. They are the champions of this new underclass, making a home for the Touched, while fighting the forces of… well, pretty much all the forces — to make room for those whom history as we know it has no place.
The Nevers
2021
6.0Stevenage-based builders Lee and Dean are brothers from other mothers, inseparable best friends since they first met at school. That is until Lee meets and falls in love with Nikki and she moves into their flat.
Lee and Dean
2018
Behind the camera
NRComedian Mark O'Sullivan researches and writes a sitcom about the sexual abuse he survived as a child, and the court case that led to the conviction of the man who abused him.
My Sexual Abuse: The Sitcom
2024
8.0The actual sitcom, based on the experiences of creator Mark O'Sullivan, a survivor of childhood sexual abuse, who joins an all-star cast including Cariad Lloyd and Ellie Taylor before a live audience.
My Sexual Abuse: The Sitcom (The Actual Sitcom)
2024
8.0The actual sitcom, based on the experiences of creator Mark O'Sullivan, a survivor of childhood sexual abuse, who joins an all-star cast including Cariad Lloyd and Ellie Taylor before a live audience.
My Sexual Abuse: The Sitcom (The Actual Sitcom)
2024

