Person Details

Birthday:

Aliases: Mark O’Brien

Gender: Male

Place of birth: St. Johns, Newfoundland, Canada

Homepage:

Movie Involvements: 30

TV Involvements: 9


Most Famous Work

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).

Most Famous Work

Hannibal
Average
8

Hannibal

(2013) Randall Tier
Arrival
Average
8

Arrival

(2016) Captain Marks
Your Honor
Average
8

Your Honor

(2020) Father Jay
Killjoys
Average
7

Killjoys

(2015) Grayson Hicks
The Darkest Minds
Average
7

The Darkest Minds

(2018) Rob Meadows
Perry Mason
Average
7

Perry Mason

(2020) Thomas Milligan
Halt and Catch Fire
Average
8

Halt and Catch Fire

(2014) Tom Rendon
City on a Hill
Average
7

City on a Hill

(2019) Jimmy Ryan

Acting

Year Character Movie/Tv
2024 Paul
2022 Officer Logan
2021 Ace
Aaron Smith
2020 Father Jay
Thomas Milligan
2019 Chris Davis
Carter Mitchum
N/A
Alex Le Domas
Jimmy Ryan
Terry Sawchuk
Darren
2018 Billy Shore
Larsen Rogers
Jake
Rob Meadows
Jeremiah
Cyrus Frear
Josh
2017 Max Miner
2016 Captain Marks
Mark
2015 Bruce Buck
Grayson Hicks
Jason
2014 Tom Rendon
2013 Randall Tier
2012 Michael
2010 Jacob O'Higgins
Des Courtney
2009 Will
Jerry Hoffler
Jack Cochrane
2008 Charlie
Eric Rollins
William
Mason Harper
Cobb
Col. John Amen
Year Character Movie/Tv

Production

Year Role Movie/Tv
2021 Executive Producer
2019 Executive Producer
Year Role Movie/Tv

Directing

Year Role Movie/Tv
2021 Director
2016 Director
Director
Year Role Movie/Tv

Writing

Year Role Movie/Tv
2021 Writer
Writer
Year Role Movie/Tv

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