Mark O'Brien
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).
Seven Veils
The Four Horsemen
Grown Up Movie Star
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Heartless Disappearance Into Labrador Seas
Shadow of God
Snarbuckled
The Dark Stranger
Nuremberg
End of Days, Inc.
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Beat Down
Arrival
Anon
State Like Sleep
Kin
Parallel
The Darkest Minds
How to Plan an Orgy in a Small Town
Bad Times at the El Royale
Marriage Story
The Front Runner
How It Ends
Goalie
Hammer
Ready or Not
Blue Bayou
The Righteous
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Dennis
Falsehood
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Topper
The One That Got Away
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Wanderer
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