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Mark O'Brien
Acting
07 May 1984 (41 years)
St. Johns, Newfoundland, Canada
Biography
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).
Also Known As
Mark O’Brien
Photos
Mark O'Brien's Movies
76%
Arrival
10 Nov 2016
77%
Marriage Story
28 Sept 2019
70%
Ready or Not
21 Aug 2019
68%
Bad Times at the El Royale
04 Oct 2018
70%
The Darkest Minds
25 Jul 2018
53%
How It Ends
13 Jul 2018
60%
Anon
03 May 2018
61%
Kin
29 Aug 2018
74%
Nuremberg
06 Nov 2025
59%
The Front Runner
06 Nov 2018
75%
Blue Bayou
10 Sept 2021
60%
Parallel
10 Apr 2018
51%
How to Plan an Orgy in a Small Town
19 Sept 2015
57%
Shadow of God
26 Mar 2025
56%
Seven Veils
07 Mar 2025
47%
State Like Sleep
04 Jan 2019
49%
The Dark Stranger
15 Jul 2016
54%
Hammer
05 Dec 2019
57%
End of Days, Inc.
24 Apr 2015
62%
The Righteous
15 Aug 2021
Mark O'Brien's TV Shows
82%
Hannibal
04 Apr 2013
81%
Your Honor
06 Dec 2020
77%
Warehouse 13
07 Jul 2009
79%
Halt and Catch Fire
01 Jun 2014
69%
Killjoys
19 Jun 2015
72%
Perry Mason
21 Jun 2020
72%
City on a Hill
16 Jun 2019
64%
The Copenhagen Test
27 Dec 2025
64%
The Kelly Clarkson Show
09 Sept 2019
72%
The Sticky
06 Dec 2024
70%
The Last Tycoon
28 Jul 2017
70%
Republic of Doyle
06 Jan 2010
69%
61st Street
10 Apr 2022