Mark O'Brien

ACTING

1984-05-07 (42)

St. Johns, Newfoundland, Canada

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).

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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).

Best known for:

Mark O'Brien

Mark O'Brien

Biography

Biography

Best known for:

Filmography:

The Four Horsemen(2008)

The One That Got Away(2008)

Heartless Disappearance Into Labrador Seas(2008)

Warehouse 13(2009)

Republic of Doyle(2010)

Grown Up Movie Star(2010)

Snarbuckled(2010)

Kathy(2011)

Beat Down(2012)

Hannibal(2013)

Halt and Catch Fire(2014)

Killjoys(2015)

End of Days, Inc.(2015)

How to Plan an Orgy in a Small Town(2015)

Dennis(2015)

Arrival(2016)

The Dark Stranger(2016)

Wanderer(2016)

The Last Tycoon(2017)

Anon(2018)

Kin(2018)

Parallel(2018)

The Darkest Minds(2018)

Bad Times at the El Royale(2018)

How It Ends(2018)

The Front Runner(2018)

City on a Hill(2019)

State Like Sleep(2019)

Marriage Story(2019)

Ready or Not(2019)

Goalie(2019)

Hammer(2019)

Perry Mason(2020)

Your Honor(2020)

Blue Bayou(2021)

The Righteous(2021)

61st Street(2022)

The Sticky(2024)

The Copenhagen Test(2025)

Seven Veils(2025)

Nuremberg(2025)

Shadow of God(2025)

The Memory Keeper(2025)

Topper(2025)

The Voices of Our Mother(2026)