Mark O'Brien Movies Online, Mark O'Brien TV Series

All Movies List

Seven Veils

as Paul

Movie 2025

Shadow of God

as Mason Harper

Movie 1

Blue Bayou

as Ace

Movie 2021

The Righteous

as Aaron Smith

Movie 2021

State Like Sleep

as Darren

Movie 2019

Marriage Story

Movie 2019

Ready or Not

as Alex Le Domas

Movie 2019

Goalie

as Terry Sawchuk

Movie 2019

Hammer

as Chris Davis

Movie 2019

Anon

as Cyrus Frear

Movie 2018

Parallel

as Josh

Movie 2018

The Darkest Minds

as Rob Meadows

Movie 2018

Bad Times at the El Royale

Movie 2018

How It Ends

as Jeremiah

Movie 2018

The Front Runner

as Billy Shore

Movie 2018

The Last Tycoon

as Max Miner

TV 2017

Arrival

as Captain Marks

Movie 2016

The Dark Stranger

as Mark

Movie 2016

How to Plan an Orgy in a Small Town

as Bruce Buck

Movie 2016

End of Days, Inc.

as Jason

Movie 2015

Dennis

as Dennis

Movie 2015

Beat Down

as Michael

Movie 2012

Republic of Doyle

as Des Courtney

TV 2010

Snarbuckled

as Jacob O'Higgins

Movie 2010

Brad

as Brad

Movie 2010

Grown Up Movie Star

as Will

Movie 2009

Cut from the Same Cloth

as Jack Cochrane

Movie 2009

Mum's the Word

as Curtis

Movie 2009

Quiet at Dawn

as Watts

Movie 2009

The Four Horsemen

as Eric Rollins

Movie 2008

About Mark O'Brien

Mark O'Brien

Birthday

1984-05-07

Place of Birth

Canada

Biography

Mark O'Brien (born May 7, 1984) is a Canadian actor and director. He is best known for playing the role of Des Courtney in Republic of Doyle and Tom Rendon in Halt and Catch Fire.