Mark O'Brien photo

Mark O'Brien

Acting
1984-05-07
St. Johns, Newfoundland, Canada
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 44 titles
Seven Veils (2025) subtitle poster
Seven Veils
2025 Movie
as Paul
Subtitles How to Plan an Orgy in a Small Town (2015) subtitle poster
How to Plan an Orgy in a Small Town
2015 Movie
as Bruce Buck
Subtitles Blue Bayou (2021) subtitle poster
Blue Bayou
2021 Movie
as Ace
Subtitles Shadow of God (2025) subtitle poster
Shadow of God
2025 Movie
as Mason Harper
Subtitles Hammer (2019) subtitle poster
Hammer
2019 Movie
as Chris Davis
Subtitles Goalie (2019) subtitle poster
Goalie
2019 Movie
as Terry Sawchuk
Subtitles End of Days, Inc. (2015) subtitle poster
End of Days, Inc.
2015 Movie
as Jason
Subtitles State Like Sleep (2019) subtitle poster
State Like Sleep
2019 Movie
as Darren
Subtitles The Righteous (2021) subtitle poster
The Righteous
2021 Movie
as Aaron Smith
Subtitles The Memory Keeper (2025) subtitle poster
The Memory Keeper
2025 Movie
as Elizeus Carrier
Subtitles Beat Down (2012) subtitle poster
Beat Down
2012 Movie
as Michael
Subtitles Topper (2025) subtitle poster
Topper
2025 Movie
as Topper
Subtitles Grown Up Movie Star (2010) subtitle poster
Grown Up Movie Star
2010 Movie
as Will
Subtitles The Four Horsemen (2008) subtitle poster
The Four Horsemen
2008 Movie
as Eric Rollins
Subtitles Heartless Disappearance Into Labrador Seas (2008) subtitle poster
Heartless Disappearance Into Labrador Seas
2008 Movie
as Charlie
Subtitles The One That Got Away (2008) subtitle poster
The One That Got Away
2008 Movie
as Tommy Palchek
Subtitles The Dark Stranger (2016) subtitle poster
The Dark Stranger
2016 Movie
as Mark
Subtitles Dennis (2015) subtitle poster
Dennis
2015 Movie
as Dennis
Subtitles Snarbuckled (2010) subtitle poster
Snarbuckled
2010 Movie
as Jacob O'Higgins
Subtitles Wanderer (2016) subtitle poster
Wanderer
2016 Movie
as Eric
Subtitles
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