Mark O'Brien
Actor
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).
Date of Birth: 07 May 1984 (42 years)
Place of Birth: St. Johns, Newfoundland, Canada
