Mark O'Brien
Born: 1984/05/07 in St. Johns, Newfoundland, Canada
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).
Known For
Movies
- Seven Veils
2025
- The Four Horsemen
2008
- Grown Up Movie Star
2009
- Cut from the Same Cloth
2009
- Heartless Disappearance...
2008
- Shadow of God
2025
- Snarbuckled
2010
- The Dark Stranger
2016
- Nuremberg
2025
- End of Days, Inc.
2015
- The Voices of Our Mother
- Beat Down
2012
- Arrival
2016
- Anon
2018
- State Like Sleep
2019
- Kin
2018
- Parallel
2018
- The Darkest Minds
2018
- How to Plan an Orgy in ...
2015
- Bad Times at the El Roy...
2018
- Marriage Story
2019
- The Front Runner
2018
- How It Ends
2018
- Goalie
2019
- Hammer
2019
- Ready or Not
2019
- Blue Bayou
2021
- The Righteous
2021
- Mum's the Word
2009
- Epilogue
2008
- Brad
2010
- The Outer Threat
- Dennis
2015
- Falsehood
2025
- Quiet at Dawn
2009
- Topper
2025
- The One That Got Away
2008
- Better People
- Sweetieface
2013
- Wanderer
2016
- Nice People
TV Shows
- Perry Mason
2020
- Republic of Doyle
2010
- The Last Tycoon
2017
- 61st Street
2022
- Killjoys
2015
- The Kelly Clarkson Show
2019
- City on a Hill
2019
- Hannibal
2013
- Warehouse 13
2009
- Halt and Catch Fire
2014
- Your Honor
2020
- The Copenhagen Test
2025
- The Sticky
2024