Mark O’Brien
Mark O’Brien is a Canadian actor and director. He is best known for playing the roles of Des Courtney in Republic of Doyle and Tom Rendon in Halt and Catch Fire.
Guest Appearances
May 21, 2018
Mark O’Brien recalls a successful career on Canadian TV, the dream of making it in America, and being cast in “Halt and Catch Fire” ten days after landing in LA.