Acting
Mark O'Brien
Mark O'Brien (born May 7th, 1984) is a Canadian actor and director. He is best known for playing the role of Des Courtney in Republic of Doyle (2010) and Tom Rendon in Halt and Catch Fire (2014).
Titles
The Kelly Clarkson Show
2019
Warehouse 13
2009
Hannibal
2013
Arrival
2016
Republic of Doyle
2010
Perry Mason
2020
Killjoys
2015
Halt and Catch Fire
2014
Ready or Not
2019
Your Honor
2020
City on a Hill
2019
Nuremberg
2025
The Darkest Minds
2018
Marriage Story
2019
61st Street
2022
The Copenhagen Test
2025
Bad Times at the El Royale
2018
The Sticky
2024
The Last Tycoon
2017
How It Ends
2018
The Front Runner
2018
Kin
2018
The Outer Threat
2026
Anon
2018
Blue Bayou
2021
Seven Veils
2025
Shadow of God
2025
Parallel
2018
How to Plan an Orgy in a Small Town
2015
Little One
The Voices of Our Mother
2026
Grown Up Movie Star
2010
Beat Down
2012
State Like Sleep
2019
The Memory Keeper
2025
The Dark Stranger
2016