Mark O'Brien
Mark O'Brien (born May 7, 1984) is a Canadian actor and director. He is best known for playing the role of Des Courtney in Republic of Doyle and Tom Rendon in Halt and Catch Fire.
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- Born:
- May 7, 1984 In Canada
- Movie/TV Credits:
- 29
- First Appeared:
- In the movie Nuremberg
- Latest Project:
- Movie Seven Veils 2024-09-26
Known For
Filmography
| Movie | Nuremberg | Col. John Amen | 2025 |
| Movie | Ghost Light | Director | 2025 |
| Movie | Seven Veils | Paul | 2024-09-26 |
| Movie | Blue Bayou | Ace | 2021-09-10 |
| Movie | State Like Sleep | Darren | 2019-01-04 |
| Movie | Goalie | Terry Sawchuk | 2019-03-01 |
| Series | City on a Hill | Jimmy Ryan | 2019-06-16 |
| Movie | Hammer | Chris Davis | 2019-12-05 |
| Movie | Marriage Story | Carter Mitchum | 2019-09-28 |
| Movie | Ready or Not | Alex Le Domas | 2019-08-21 |
| Movie | Anon | Cyrus Frear | 2018-05-03 |
| Movie | How It Ends | Jeremiah | 2018-07-13 |
| Movie | Parallel | Josh | 2018-04-10 |
| Movie | The Darkest Minds | Rob Meadows | 2018-07-25 |
| Movie | The Front Runner | Billy Shore | 2018-11-06 |
| Movie | Kin | Jake | 2018-08-29 |
| Movie | Bad Times at the El Royale | Larsen Rogers | 2018-10-04 |
| Series | The Last Tycoon | Max Miner | 2017-07-28 |
| Movie | Arrival | Captain Marks | 2016-11-10 |
| Movie | The Dark Stranger | Mark | 2016-07-15 |
| 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 |
| Movie | Beat Down | Michael | 2012-08-03 |
| Series | Republic of Doyle | Des Courtney | 2010-01-06 |
| Movie | Snarbuckled | Jacob O'Higgins | 2010-09-18 |
| Movie | Grown Up Movie Star | Will | 2009-10-20 |
| Movie | Cut from the Same Cloth | Jack Cochrane | 2009-01-01 |
| Movie | The Four Horsemen | Eric Rollins | 2008-03-18 |