As Actor
Shadow of God
2025
5.7
Mark O'Brien
Acting
Birth date
May 7, 1984
Birth place
St. Johns, Newfoundland, Canada
Biography
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).
Featured in
As Actor
Seven Veils
2025
5.7
As Actor
Blue Bayou
2021
7.5
As Actor, As Director, As Writer
The Righteous
2021
6.2
As Actor
Ready or Not
2019
7.0
As Actor
Goalie
2019
7.0
As Actor
State Like Sleep
2019
4.7
As Actor
The Front Runner
2018
5.9
As Actor
The Darkest Minds
2018
7.0
As Actor
How It Ends
2018
5.3
As Actor
Anon
2018
6.0
As Actor
Arrival
2016
7.6
As Actor
How to Plan an Orgy in a Small Town
2015
5.2
As Actor
Grown Up Movie Star
2009
5.4