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).
Personal information
Known for: Acting
Gender: Male
Date of birth: 07/05/1984
Place of birth: St. Johns, Newfoundland, Canada