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Mark O'Brien
Acting
May 7, 1984 (41 years old)
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).
Also Known As
Mark O’Brien
Known For (Movies)
7.4
Nuremberg
2025
7.6
Arrival
2016
7.0
Ready or Not
2019
7.0
The Darkest Minds
2018
6.1
Kin
2018
7.7
Marriage Story
2019
5.6
Seven Veils
2025
4.9
The Dark Stranger
2016
5.1
Grown Up Movie Star
2009
4.7
State Like Sleep
2019
5.6
End of Days, Inc.
2015
6.0
Anon
2018
6.8
Bad Times at the El Royale
2018
7.0
Goalie
2019
5.7
Shadow of God
2025
0.0
Falsehood
2025
5.3
How It Ends
2018
5.4
Hammer
2019
5.9
The Front Runner
2018
6.0
Parallel
2018
TV Shows
6.4
The Kelly Clarkson Show
2019
8.3
Hannibal
2013
7.7
Warehouse 13
2009
6.4
The Copenhagen Test
2025
7.9
Halt and Catch Fire
2014
Photos
8.1
Your Honor
2020
7.2
Perry Mason
2020
6.9
Killjoys
2015
7.2
City on a Hill
2019
7.0
Republic of Doyle
2010
7.0
The Last Tycoon
2017
6.9
61st Street
2022
7.2
The Sticky
2024
Mark O'Brien | TrendiMovies