Where to watch Mark O'Brien in the UK
Find every Mark O'Brien film and TV show streaming, free, or available to rent in the UK. Updated daily — verified 17 June 2026.
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).
Mark O'Brien films streaming in the UK
Most-watched films featuring Mark O'Brien, available across UK streaming, rent and buy.
Mark O'Brien TV shows streaming in the UK
Selected TV credits featuring Mark O'Brien.
Full filmography
Every credit ScreenSearch indexes for Mark O'Brien, ranked by popularity. Click any title for UK streaming, rent and buy options.
- The Kelly Clarkson Show (2019) as Self
- Hannibal (2013) as Randall Tier
- Warehouse 13 (2009) as Jerry Hoffler
- Arrival (2016) as Captain Marks
- Nuremberg (2025) as Colonel John Amen
- Ready or Not (2019) as Alex
- Your Honor (2020) as Father Jay
- Perry Mason (2020) as Thomas Milligan
- Halt and Catch Fire (2014) as Tom Rendon
- Republic of Doyle (2010) as Des Courtney
- Killjoys (2015) as Grayson Hicks
- City on a Hill (2019) as Jimmy Ryan
- The Copenhagen Test (2025) as Edmund Cobb
- Marriage Story (2019) as Carter Mitchum
- Bad Times at the El Royale (2018) as Larsen Rogers
- The Darkest Minds (2018) as Rob Meadows
- The Last Tycoon (2017) as Max Miner
- The Sticky (2024) as Charlie
- 61st Street (2022) as Officer Logan
- The Front Runner (2018) as Billy Shore
- Anon (2018) as Cyrus Frear
- How It Ends (2018) as Jeremiah
- Kin (2018) as Jake
- Parallel (2018) as Josh
- Shadow of God (2025) as Mason Harper
- How to Plan an Orgy in a Small Town (2015) as Bruce Buck
- Blue Bayou (2021) as Ace
- Seven Veils (2025) as Paul
- State Like Sleep (2019) as Darren
- Goalie (2019) as Terry Sawchuk
- Hammer (2019) as Chris Davis
- The Memory Keeper (2025) as Elizeus Carrier
- Little One Cast
- The Four Horsemen (2008) as Eric Rollins
Mark O'Brien — FAQ
Where can I watch Mark O'Brien films in the UK?
Mark O'Brien's films and TV shows are available across UK streaming services. Click any title in the filmography below to see exactly which UK service has it — Netflix, Amazon Prime Video, Disney+, Apple TV+, BBC iPlayer, ITVX, NOW, Sky, MUBI and more — updated daily.
What are Mark O'Brien's most popular films?
Most-watched Mark O'Brien films currently: Arrival (2016), Nuremberg (2025), Ready or Not (2019), Marriage Story (2019), Bad Times at the El Royale (2018).
What TV shows has Mark O'Brien appeared in?
Selected TV credits: The Kelly Clarkson Show (2019), Hannibal (2013), Warehouse 13 (2009), Your Honor (2020), Perry Mason (2020).
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