Mark O'Brien

Acting · Born 1984-05-07 in St. Johns, Newfoundland, Canada

Biography

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).

Filmography

• Nuremberg as Colonel John Amen
• Arrival as Captain Marks
• The Darkest Minds as Rob Meadows
• Marriage Story as Carter Mitchum
• Ready or Not as Alex Le Domas
• Blue Bayou as Ace
• Seven Veils as Paul
• The Four Horsemen as Eric Rollins
• Grown Up Movie Star as Will
• Shadow of God as Mason Harper

TV

• Hannibal as Randall Tier
• Warehouse 13 as Jerry Hoffler
• Halt and Catch Fire as Tom Rendon
• Your Honor as Father Jay
• Perry Mason as Thomas Milligan
• Republic of Doyle as Des Courtney
• The Last Tycoon as Max Miner
• 61st Street as Officer Logan
• Killjoys as Grayson Hicks
• The Kelly Clarkson Show as Self