Mark is an actor and writer from Ennis, Co Clare. As an actor he has worked with all the major theatre companies in Ireland. On screen he has appeared in numerous films, most notably as one of the eponymous heroes in Adam & Paul, for which he also wrote the screenplay. He had the lead role of MP in History’s Future directed by Fiona Tan, for which he was nominated as Best Actor at IFTA awards 2017. Most recently he played the role of Craigy in Shane Meadow’s TV series for Channel 4, The Virtues. He also appears in Darklands and Dead Still, Sky Italy TV series Devils, and Brassic for Sky One.

In addition to Adam & Paul, his writing credits include: Garage; the television series Prosperity; Viva, a Spanish language feature set in Havana, Cuba; and Rialto, which premiered at the 2019 Venice Film Festival. His work has been seen at Cannes, Berlin, Toronto, Telluride and Sundance film festivals.

For the stage he has contributed text to the award-winning production LIPPY and co-wrote Beckett’s Room for Dead Centre at the Gate Theatre. He is currently writing on the TV adaptation of Sally Rooney’s Conversations With Friends for the BBC and Hulu. Also this year he will premiere a new play, Conversations After Sex, at the Dublin Theatre Festival. In November his stage adaptation of Bergman’s The Silence with Dead Centre at the Stadsteater in Göteborg, Sweden, will premiere. He has also written a libretto called TRADE, which premieres in New York in early 2022.