Early development

Slate is in active development, so things change fast and might occasionally break.

Home Search Discover

A home for everything you watch.

In active development. Things change fast.

Explore

Home
Search
Discover
Trending
Showing

About

Privacy
Terms
TMDB

Support us

Ko-fi

Film and series data from TMDB, where to watch from JustWatch. This product uses the TMDB API but is not endorsed or certified by TMDB.

A passion project by Christian Pedersen

Slate

Sign in

We'll email you a code to sign in, or to create your account if you're new.

Mark O'Sullivan | Slate

MO

Mark O'Sullivan

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: Acting
Place of birth: Bedford, Bedfordshire, England

Known for

The Nevers2021
8 Out of 10 Cats Does Countdown2013
Reaper2000
Lee and Dean2018
My Sexual Abuse: The Sitcom (The Actual Sitcom)2024

Actor
Director
Writer

My Sexual Abuse: The Sitcom2024
My Sexual Abuse: The Sitcom (The Actual Sitcom)2024
The Nevers2021
The Nevers
Season 1
S1E6True

Lee and Dean2018

8 Out of 10 Cats Does Countdown2013

8 Out of 10 Cats Does Countdown

Season 19

S19E4Miles Jupp, Sophie Duker, Lee and Dean

Comedy Blaps2011

Comedy Blaps

Season 4

S4E10Flavours: Episode 3 - Waterzooi
S4E8Flavours: Episode 1 - Mornay
S4E9Flavours: Episode 2 - Cola