Mark O'Brien

Mark O'Brien – Movies, TV Shows & Filmography

Acting
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 – Filmography

The Memory Keeper (2025) HD
The Memory Keeper (2025) Science Fiction, Thriller
The Outer Threat (2026) HD
The Outer Threat (2026) Science Fiction, Thriller
The Voices of Our Mother (2026) HD
The Voices of Our Mother (2026) Horror
Topper (2025) HD
Topper (2025) Drama
The Copenhagen Test - Season 1 Eps8
The Copenhagen Test - Season 1 Action & Adventure, Mystery
How It Ends (2018) HD
How It Ends (2018) Action, Adventure
Hammer (2019) HD
Hammer (2019) Crime, Drama
End of Days, Inc. (2015) HD
End of Days, Inc. (2015) Comedy, Science Fiction
Goalie (2019) HD
Goalie (2019) Drama
The Front Runner (2018) HD
The Front Runner (2018) Drama, History
Anon (2018) HD
Anon (2018) Crime, Mystery
The Darkest Minds (2018) HD
The Darkest Minds (2018) Action, Adventure
Kin (2018) HD
Kin (2018) Action, Adventure
State Like Sleep (2019) HD
State Like Sleep (2019) Drama
Arrival (2016) HD
Arrival (2016) Drama, Mystery
Parallel (2018) HD
Parallel (2018) Fantasy, Horror
Ready or Not (2019) HD
Ready or Not (2019) Comedy, Horror
The Dark Stranger (2016) HD
The Dark Stranger (2016) Drama, Horror
How to Plan an Orgy in a Small.. (2015) HD
How to Plan an Orgy in a Small.. (2015) Comedy, Drama
The Four Horsemen (2008) HD
The Four Horsemen (2008) Action, Drama
Blue Bayou (2021) HD
Blue Bayou (2021) Drama
The Righteous (2021) HD
The Righteous (2021) Drama, Horror
The Last Tycoon - Season 1 Eps9
The Last Tycoon - Season 1 Drama
Republic of Doyle - Season 6 Eps10
Republic of Doyle - Season 6 Comedy, Drama