Mark O'Brien
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).
Known For Acting
Popularity 5.759
Birthday 1984-05-07
Place of Birth St. Johns, Newfoundland, Canada
Also Known As Mark O’Brien,
The Four Horsemen
2008

The Four Horsemen

Grown Up Movie Star
2009

Grown Up Movie Star

The Dark Stranger
2016

The Dark Stranger

End of Days, Inc.
2015

End of Days, Inc.

Beat Down
2012

Beat Down

Arrival
2016

Arrival

Anon
2018

Anon

State Like Sleep
2019

State Like Sleep

Kin
2018

Kin

Parallel
2018

Parallel

The Darkest Minds
2018

The Darkest Minds

How to Plan an Orgy in a Small Town
2015

How to Plan an Orgy in a Small Town

Bad Times at the El Royale
2018

Bad Times at the El Royale

Marriage Story
2019

Marriage Story

The Front Runner
2018

The Front Runner

How It Ends
2018

How It Ends

Goalie
2019

Goalie

Hammer
2019

Hammer

Ready or Not
2019

Ready or Not

Blue Bayou
2021

Blue Bayou

The Righteous
2021

The Righteous

Heartless Disappearance Into Labrador Seas
2008

Heartless Disappearance Into Labrador Seas

Snarbuckled
2010

Snarbuckled

Seven Veils
2024

Seven Veils

Cut from the Same Cloth
2009

Cut from the Same Cloth

Shadow of God

Shadow of God

Nuremberg

Nuremberg

The Voices of Our Mother

The Voices of Our Mother

Killjoys
2015

Killjoys

Republic of Doyle
2010

Republic of Doyle

The Last Tycoon
2017

The Last Tycoon

City on a Hill
2019

City on a Hill

Warehouse 13
2009

Warehouse 13

Halt and Catch Fire
2014

Halt and Catch Fire

61st Street
2022

61st Street

Your Honor
2020

Your Honor

Perry Mason
2020

Perry Mason

The Kelly Clarkson Show
2019

The Kelly Clarkson Show

Hannibal
2013

Hannibal