Mark O'Brien
Acting
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).
Acting
Edmund Cobb
Colonel John Amen
Elizeus Carrier
Mason Harper
Paul
Topper
Charlie
Officer Logan
Ace
Aaron Smith
Father Jay
Thomas Milligan
Chris Davis
Carter Mitchum
Self
Alex Le Domas
Jimmy Ryan
Terry Sawchuk
Darren
Billy Shore
