Mark O'Brien
Acting
Born 1984-05-07
St. Johns, Newfoundland, Canada
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).
Known For
Popular credits
7.6
Arrival
Captain Marks
7.7
Marriage Story
Carter Mitchum
7.0
Ready or Not
Alex Le Domas
6.8
Bad Times at the El Royale
Larsen Rogers
7.0
The Darkest Minds
Rob Meadows
8.2
Hannibal
Randall Tier
5.3
How It Ends
Jeremiah
6.0
Anon
Cyrus Frear
8.1
Your Honor
Father Jay
6.1
Kin
Jake
7.7
Warehouse 13
Jerry Hoffler
7.3
Nuremberg
Colonel John Amen
7.9
Halt and Catch Fire
Tom Rendon
6.9
Killjoys
Grayson Hicks
5.9
The Front Runner
Billy Shore
7.2
Perry Mason
Thomas Milligan
7.5
Blue Bayou
Ace
6.0
Parallel
Josh
7.2
City on a Hill
Jimmy Ryan
5.1
How to Plan an Orgy in a Small Town
Bruce Buck