Mark O'Brien - Actor Profile

Mark O'Brien

Acting
41Total Films
7.7 Highest Rated
Born: May 7, 1984
Birth Place: St. Johns, Newfoundland, Canada

About 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).

Best Mark O'Brien Movies Ranked

Must-watch hits from Mark O'Brien's career based on audience ratings.

Complete Filmography & Success Status

Tracking the career evolution and box office verdicts of Mark O'Brien.

YearMovieCharacterSuccessMore
2025 Nuremberg Colonel John Amen Hit Similar →
2025 Falsehood Elizeus Carrier Flop Similar →
2025 Shadow of God Mason Harper Average Similar →
2025 Seven Veils Paul Average Similar →
2025 Topper Topper Flop Similar →
2021 Blue Bayou Ace Super Hit Similar →
2021 The Righteous Aaron Smith Average Similar →
2019 Hammer Chris Davis Flop Similar →
2019 Marriage Story Carter Mitchum Super Hit Similar →
2019 Ready or Not Alex Le Domas Hit Similar →
2019 Goalie Terry Sawchuk Hit Similar →
2019 State Like Sleep Darren Flop Similar →
2018 The Front Runner Billy Shore Average Similar →
2018 Bad Times at the El Royale Larsen Rogers Hit Similar →
2018 Kin Jake Average Similar →
2018 The Darkest Minds Rob Meadows Hit Similar →
2018 How It Ends Jeremiah Flop Similar →
2018 Anon Cyrus Frear Average Similar →
2018 Parallel Josh Average Similar →
2016 Arrival Captain Marks Super Hit Similar →
2016 Wanderer Eric Flop Similar →
2016 The Dark Stranger Mark Flop Similar →
2015 How to Plan an Orgy in a Small Town Bruce Buck Flop Similar →
2015 End of Days, Inc. Jason Average Similar →
2015 Dennis Dennis Flop Similar →
2013 Sweetieface Sam Flop Similar →
2012 Beat Down Michael Flop Similar →
2010 Snarbuckled Jacob O'Higgins Flop Similar →
2010 Brad Brad Flop Similar →
2009 Mum's the Word Curtis Flop Similar →
2009 Grown Up Movie Star Will Flop Similar →
2009 Quiet at Dawn Watts Flop Similar →
2009 Cut from the Same Cloth Jack Cochrane Flop Similar →
2008 Heartless Disappearance Into Labrador Seas Charlie Flop Similar →
2008 Epilogue Henry Flop Similar →
2008 The One That Got Away Tommy Palchek Flop Similar →
2008 The Four Horsemen Eric Rollins Flop Similar →
N/A The Voices of Our Mother William Flop Similar →
N/A The Outer Threat - Flop Similar →
N/A Better People John Flop Similar →
N/A Nice People - Flop Similar →

Mark O'Brien - Frequently Asked Questions

What is the best movie of Mark O'Brien?

According to audience ratings, the best movie starring Mark O'Brien is "Marriage Story" with a rating of 7.7/10.

How many movies has Mark O'Brien acted in?

Mark O'Brien has been featured in at least 41 major films throughout their career.

What are some other popular movies by Mark O'Brien?

Other notable films include "Arrival", "Blue Bayou", and "Nuremberg".