ActingBorn: 1984-05-07 in St. Johns, Newfoundland, Canada

Mark O'Brien

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).

Mark O'Brien

Featured Movies (34)

Marriage Story

Arrival

Nuremberg

Blue Bayou

Ready or Not

The Darkest Minds

The Memory Keeper

Bad Times at the El Royale

Goalie

The Voices of Our Mother

The Righteous

Kin

Anon

Parallel

The Front Runner

The Four Horsemen

End of Days, Inc.

Shadow of God

Television & Series (13)

Hannibal

Your Honor

Halt and Catch Fire

Warehouse 13

City on a Hill

The Sticky

Perry Mason

The Last Tycoon

Republic of Doyle

Killjoys

The Copenhagen Test

The Kelly Clarkson Show

61st Street