W2TCH

Mark O'Brien

Birthdate:
Best movie: Arrival (2016)
Best series: The Copenhagen Test (2025)
Place of birth: St. Johns, Newfoundland, Canada
Current Interest
1.4
Current interest in this person
Rating Distribution
Positive8 (25%)
Mixed21 (66%)
Negative3 (9%)
Based on 32 rated titles
Title
Year
Pulse
Arrival
as Captain Marks
2016
64.3
Ready or Not
as Alex Le Domas
2019
63.9
Marriage Story
as Carter Mitchum
2019
52.3
Bad Times at the El Royale
as Larsen Rogers
2018
51.1
The Darkest Minds
as Rob Meadows
2018
45.9
How It Ends
as Jeremiah
2018
45.1
Parallel
as Josh
2018
44.2
The Front Runner
as Billy Shore
2018
43.4
Anon
as Cyrus Frear
2018
38.5
Blue Bayou
as Ace
2021
36.9
Kin
as Jake
2018
36.2
Seven Veils
as Paul
2025
30.3
How to Plan an Orgy in a Small Town
as Bruce Buck
2015
25.8
Republic of Doyle
as Des Courtney
2010
21.3
Shadow of God
as Mason Harper
2025
19.2
The Voices of Our Mother
as William
2026
14.1
Falsehood
as Elizeus Carrier
2025
11.7
State Like Sleep
as Darren
2019
10.8
Beat Down
as Michael
2012
7.0
Epilogue
as Henry
2008
6.3
The Copenhagen Test
as Edmund Cobb
2025
6.1
Grown Up Movie Star
as Will
2009
5.8
Goalie
as Terry Sawchuk
2019
4.0
The One That Got Away
as Tommy Palchek
2008
3.6
Dennis
as Dennis
2015
3.3
The Four Horsemen
as Eric Rollins
2008
2.9
Heartless Disappearance Into Labrador Seas
as Charlie
2008
1.9
Brad
as Brad
2010
1.7
End of Days, Inc.
as Jason
2015
1.6
Hammer
as Chris Davis
2019
1.6
The Righteous
as Aaron Smith
2021
1.2
The Dark Stranger
as Mark
2016
1.0
Wanderer
as Eric
2016
0.6
Mum's the Word
as Curtis
2009
0.4
Topper
as Topper
2025
0.2
The Last Tycoon
as Max Miner
2017
0.1
Snarbuckled
as Jacob O'Higgins
2010
0.1
Quiet at Dawn
as Watts
2009
0.1

Frequently Asked Questions About Mark O'Brien

Mark O'Brien has appeared in 38 titles, including 35 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, 2019, 2025.