Mark O'Brien



Place of birth:

Canada :


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.

Film Credits

Anon (2017)
as Cyrus Frear
Parallel (2017)
as Josh
Arrival (2016)
as Captain Marks
The Dark Stranger (2016)
as Mark
End of Days, Inc. (2015)
as Jason
Beat Down (2012)
as Father Tyrone
Beat Down (2012)
as Michael
Grown Up Movie Star (2009)
as Will
The Four Horsemen (2008)
as Eric Rollins
State Like Sleep ()
as Darren
Kin ()
as Jake

Production Credits

Wanderer (2016)