Mark O'Brien
Male
May 6, 1984
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).
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Filmography
Movies
TV Series
Upcoming
State Like Sleep
6.3
Movie2019United StatesCharacter: DarrenCredit: Acting
Anon
6.1
Movie2018UKUnited StatesCharacter: Cyrus FrearCredit: Acting
Kin
6.0
Movie2018United StatesCharacter: JakeCredit: Acting
The Darkest Minds
5.9
Movie2018United StatesCharacter: Rob MeadowsCredit: Acting
Bad Times at the El Royale
7.1
Movie2018United StatesCharacter: Larsen RogersCredit: Acting
How It Ends
5.2
Movie2018CanadaUnited StatesCharacter: JeremiahCredit: Acting
The Front Runner
6.3
Movie2018United StatesCharacter: Billy ShoreCredit: Acting
Marriage Story
7.9
Movie2019UKCharacter: Carter MitchumCredit: Acting
Ready or Not
6.9
Movie2019United StatesCharacter: AlexCredit: Acting
Goalie
6.8
Movie2019CanadaCharacter: Terry SawchukCredit: Acting, Executive Producer
Blue Bayou
7.1
Movie2021CanadaUnited StatesCharacter: AceCredit: Acting
Hammer
6.6
Movie2019CanadaUnited StatesCharacter: Chris DavisCredit: Acting
The Righteous
6.7
Movie2021CanadaUnited StatesCharacter: Aaron SmithCredit: Acting, Director, Executive Producer, Writer
Seven Veils
6.5
Movie2025CanadaCharacter: PaulCredit: Acting
Nuremberg
7.3
Movie2025United StatesCharacter: Colonel John AmenCredit: Acting
Shadow of God
6.4
Movie2025CanadaCharacter: Mason HarperCredit: Acting
The Voices of Our Mother
6.7
Movie2026CanadaCharacter: WilliamCredit: Acting, Director, Writer
The Outer Threat
6.4
Movie2026United StatesCanadaCharacter: Daniel AshfordCredit: Acting
The Memory Keeper
0.0
Movie2025CanadaCharacter: Elizeus CarrierCredit: Acting
Topper
6.9
Movie2025United StatesCharacter: TopperCredit: Acting