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Mark O'Brien
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).
Known ForActing
BornMay 7, 1984 (42)
Place of Birth St. Johns, Newfoundland, Canada
