Mark O'Brien - Filmography

Biography
Photo
Filmography
The Outer Threat Poster
The Outer Threat 2026 Leading
Role: Daniel Ashford
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The Voices of Our Mother Poster
The Voices of Our Mother 2026 Leading
Role: William
Director, Writer
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The Copenhagen Test Poster
The Copenhagen Test 2025 Leading
Role: Edmund Cobb, episodes: 8
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Nuremberg Poster
Nuremberg 2025
Role: Colonel John Amen
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The Memory Keeper Poster
The Memory Keeper 2025 Leading
Role: Elizeus Carrier
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Shadow of God Poster
Shadow of God 2025 Leading
Role: Mason Harper
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Seven Veils Poster
Seven Veils 2025 Leading
Role: Paul
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The Sticky Poster
The Sticky 2024
Role: Charlie, episodes: 1
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61st Street Poster
61st Street 2022–2024
Role: Officer Logan, episodes: 8
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Blue Bayou Poster
Blue Bayou 2021 Leading
Role: Ace
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Your Honor Poster
Your Honor 2020–2023
Role: Father Jay, episodes: 3
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Perry Mason Poster
Perry Mason 2020–2023
Role: Thomas Milligan, episodes: 7
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Hammer Poster
Hammer 2019 Leading
Role: Chris Davis
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Marriage Story Poster
Marriage Story 2019
Role: Carter Mitchum
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The Kelly Clarkson Show Poster
The Kelly Clarkson Show 2019–2026
Role: himself, episodes: 1
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Ready or Not Poster
Ready or Not 2019 Leading
Role: Alex
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City on a Hill Poster
City on a Hill 2019–2022
Role: Jimmy Ryan, episodes: 14
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The Front Runner Poster
The Front Runner 2018 Leading
Role: Billy Shore
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Bad Times at the El Royale Poster
Bad Times at the El Royale 2018
Role: Larsen Rogers
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Kin Poster
Kin 2018
Role: Jake
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The Darkest Minds Poster
The Darkest Minds 2018
Role: Rob Meadows
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How It Ends Poster
How It Ends 2018
Role: Jeremiah
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Anon Poster
Anon 2018 Leading
Role: Cyrus Frear
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Parallel Poster
Parallel 2018 Leading
Role: Josh
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Arrival Poster
Arrival 2016 Leading
Role: Captain Marks
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How to Plan an Orgy in a Small Town Poster
How to Plan an Orgy in a Small Town 2015
Role: Bruce Buck
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Killjoys Poster
Killjoys 2015–2019
Role: Grayson Hicks, episodes: 1
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Halt and Catch Fire Poster
Halt and Catch Fire 2014–2017
Role: Tom Rendon, episodes: 15
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Hannibal Poster
Hannibal 2013–2015
Role: Randall Tier, episodes: 2
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Republic of Doyle Poster
Republic of Doyle 2010–2014 Leading
Role: Des Courtney, episodes: 77
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Warehouse 13 Poster
Warehouse 13 2009–2014
Role: Jerry Hoffler, episodes: 1
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Pretty Girls 2008
Director, Writer, Editor, Cinematography
Soma Leading
Role: Paul
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Stillwater Leading
Role: Deputy Ted Keegan
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Which role of Mark O'Brien do you remember?
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