Mark O'Brien Image

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.


Mark O'Brien Movies And TV Shows



Mark O'Brien Images



Mark O'Brien Movies Acted In


Movie Character Released On

Mark O'Brien Movies Production


Movie Job Released On

Mark O'Brien TV Show Appearances


Show As First Aired

Mark O'Brien TV Show Production


Show Job First Aired