Actor
Mark O'Brien
Known for Acting
Born 1984-05-07 in St. Johns, Newfoundland, Canada
Age 42
Mostly Science Fiction, Thriller
1Films in catalog
44Credits
2008 to 2026Years active
31Trailers on Reactr
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).
Biography from TMDB.
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Filmography
Every Mark O'Brien trailer, newest first
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The Voices of Our Mother
2026 · Trailer
as William
Nuremberg
2025 · Trailer
as Colonel John Amen
The Memory Keeper
2025 · Trailer
as Elizeus Carrier
Shadow of God
2025 · Trailer
as Mason Harper
Seven Veils
2025 · Trailer
as Paul
Topper
2025 · Trailer
as Topper
Blue Bayou
2021 · Trailer
as Ace
The Righteous
2021 · Trailer
as Aaron Smith
Hammer
2019 · Trailer
as Chris Davis
Marriage Story
2019 · Trailer
as Carter Mitchum
Ready or Not
2019 · Trailer
as Alex
Goalie
2019 · Trailer
as Terry Sawchuk
State Like Sleep
2019 · Trailer
as Darren
The Front Runner
2018 · Trailer
as Billy Shore
Bad Times at the El Royale
2018 · Trailer
as Larsen Rogers
Kin
2018 · Trailer
as Jake
The Darkest Minds
2018 · Trailer
as Rob Meadows
How It Ends
2018 · Trailer
as Jeremiah
Anon
2018 · Trailer
as Cyrus Frear
Parallel
2018 · Trailer
as Josh
Arrival
2016 · Trailer
as Captain Marks
Wanderer
2016
as Eric
The Dark Stranger
2016
as Mark
How to Plan an Orgy in a Small Town
2015 · Trailer
as Bruce Buck
End of Days, Inc.
2015 · Trailer
as Jason
Dennis
2015
as Dennis
Sweetieface
2013
as Sam
Beat Down
2012 · Trailer
as Michael
Snarbuckled
2010 · Trailer
as Jacob O'Higgins
Brad
2010
as Brad
Grown Up Movie Star
2010 · Trailer
as Will
Mum's the Word
2009
as Curtis
Quiet at Dawn
2009
as Watts
Cut from the Same Cloth
2009 · Trailer
as Jack Cochrane
Heartless Disappearance Into Labrador Seas
2008 · Trailer
as Charlie
Epilogue
2008
as Henry
The One That Got Away
2008 · Trailer
as Tommy Palchek
The Four Horsemen
2008 · Trailer
as Eric Rollins
Better People
Release date to be announced
as John
Little One
Release date to be announced
Good in the Room
Release date to be announced
as Charlie
Nice People
Release date to be announced
Soma
Release date to be announced
as Paul
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