W2TCH

Mark O'Brien

Birthdate:
Best movie: Arrival (2016)
Best series: The Copenhagen Test (2025)
Place of birth: St. Johns, Newfoundland, Canada
Current Interest
1.7
▲ 0.1
Current interest in this person
Rating Distribution
Positive9 (27%)
Mixed21 (64%)
Negative3 (9%)
Based on 33 rated titles
Title
Year
Pulse
Arrival
as Captain Marks
2016
17.5
Ready or Not
as Alex Le Domas
2019
14.9
Nuremberg
as Colonel John Amen
2025
10.5
Republic of Doyle
as Des Courtney
2010
5.7
Marriage Story
as Carter Mitchum
2019
5.2
Bad Times at the El Royale
as Larsen Rogers
2018
4.3
The Copenhagen Test
as Edmund Cobb
2025
4.2
The Last Tycoon
as Max Miner
2017
4.0
How It Ends
as Jeremiah
2018
3.7
The Voices of Our Mother
as William
2026
3.6
Parallel
as Josh
2018
3.6
Kin
as Jake
2018
3.6
The Darkest Minds
as Rob Meadows
2018
3.4
Shadow of God
as Mason Harper
2025
3.4
Anon
as Cyrus Frear
2018
3.0
The Front Runner
as Billy Shore
2018
3.0
Blue Bayou
as Ace
2021
2.9
Hammer
as Chris Davis
2019
2.4
The Righteous
as Aaron Smith
2021
2.2
Seven Veils
as Paul
2025
2.2
State Like Sleep
as Darren
2019
2.2
The Dark Stranger
as Mark
2016
2.1
How to Plan an Orgy in a Small Town
as Bruce Buck
2015
2.0
Grown Up Movie Star
as Will
2009
1.3
Goalie
as Terry Sawchuk
2019
1.3
The Four Horsemen
as Eric Rollins
2008
0.1
The One That Got Away
as Tommy Palchek
2008
0.1
End of Days, Inc.
as Jason
2015
0.1
Beat Down
as Michael
2012
0.1
Wanderer
as Eric
2016
0.1
Heartless Disappearance Into Labrador Seas
as Charlie
2008
0.1
Snarbuckled
as Jacob O'Higgins
2010
0.1
Mum's the Word
as Curtis
2009
0.1
Epilogue
as Henry
2008
0.1
Brad
as Brad
2010
0.1
Dennis
as Dennis
2015
0.1
Falsehood
as Elizeus Carrier
2025
0.1
Quiet at Dawn
as Watts
2009
0.1
Topper
as Topper
2025
0.1

Frequently Asked Questions About Mark O'Brien

Mark O'Brien has appeared in 39 titles, including 36 movies and 3 television shows.
The earliest title currently listed in Mark O'Brien's filmography is The Four Horsemen (2008).
The most recent title featuring Mark O'Brien is The Voices of Our Mother (2026).
One of the highest rated titles featuring Mark O'Brien is Arrival with an IMDb rating of 7.9.
Mark O'Brien has been active for approximately 18 years, with credits spanning from 2008 to 2026.
Titles featuring Mark O'Brien currently have an average IMDb rating of 5.9.
The busiest years in Mark O'Brien's career include 2018, 2025, 2019.