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.
Share
Tweet
Email
Movies starring Mark O'Brien (30)
Nuremberg (2025)
Colonel John Amen
Shadow of God (2025)
Mason Harper
Wanderer (2016)
Eric
Cut from the Same Cloth (2009)
Jack Cochrane
Movies Made by Mark O'Brien (5)
More Images of Mark O'Brien
