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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).


Read bio at tmdb | Read bio at Wikipedia
Born:
May 7, 1984 In St. Johns, Newfoundland, Canada
Movie/TV Credits:
46
First Appeared:
In the movie The Four Horsemen 2008-03-18
Latest Project:
Movie Shadow of God 2025
Known For
Filmography
Movie The Embers and the Stars Unknown 2025
Movie Shadow of God Mason Harper 2025
Movie Mum's the Word Curtis 2025
Series Copenhagen Cobb 2025
Movie The Voices of Our Mother William 2025
Movie Nuremberg Col. John Amen 2025
Movie Seven Veils Paul 2024-12-19
Series 61st Street Officer Logan 2022-04-10
Movie Blue Bayou Ace 2021-09-10
Movie The Righteous Aaron Smith 2021-08-15
Series Perry Mason Thomas Milligan 2020-06-21
Series Your Honor Father Jay 2020-12-06
Movie Goalie Terry Sawchuk 2019-03-01
Movie State Like Sleep Darren 2019-01-04
Movie Hammer Chris Davis 2019-12-05
Series City on a Hill Jimmy Ryan 2019-06-16
Movie Ready or Not Alex Le Domas 2019-08-21
Movie Marriage Story Carter Mitchum 2019-09-28
Series The Kelly Clarkson Show Unknown 2019-09-09
Movie How It Ends Jeremiah 2018-07-13
Movie Parallel Josh 2018-04-10
Movie Anon Cyrus Frear 2018-05-03
Movie The Darkest Minds Rob Meadows 2018-07-25
Movie The Front Runner Billy Shore 2018-11-06
Movie Bad Times at the El Royale Larsen Rogers 2018-10-04
Movie Kin Jake 2018-08-29
Series The Last Tycoon Max Miner 2017-07-28
Movie The Dark Stranger Mark 2016-07-15
Movie Arrival Captain Marks 2016-11-10
Movie Dennis Dennis 2015-04-18
Movie End of Days, Inc. Jason 2015-04-24
Series Killjoys Grayson Hicks 2015-06-19
Movie How to Plan an Orgy in a Small Town Bruce Buck 2015-09-19
Series Halt and Catch Fire Tom Rendon 2014-06-01
Series Hannibal Randall Tier 2013-04-04
Movie Beat Down Michael 2012-08-03
Movie The Housewife Slasher Pool Boy 2012-01-28
Series Republic of Doyle Des Courtney 2010-01-06
Movie Snarbuckled Jacob O'Higgins 2010-09-18
Movie Brad Brad 2010-07-24
Movie Cut from the Same Cloth Jack Cochrane 2009-01-01
Movie Grown Up Movie Star Will 2009-10-20
Series Warehouse 13 Jerry Hoffler 2009-07-07
Movie The Four Horsemen Eric Rollins 2008-03-18
Movie Heartless Disappearance Into Labrador Seas Charlie 2008-09-09
Movie Epilogue Henry 2008-06-27
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