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).
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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