Back
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).
11
Films
6.4
Avg Score
Filmography (11)
The Outer Threat
48
as
Nuremberg
74
as Colonel John Amen
Ready or Not
68
as Alex Le Domas
Marriage Story
79
as Carter Mitchum
Anon
61
as Cyrus Frear
The Darkest Minds
57
as Rob Meadows
Bad Times at the El Royale
71
as Larsen Rogers
Kin
58
as Jake
How It Ends
51
as Jeremiah
Parallel
59
as Josh
Arrival
79
as Captain Marks