Mark O'Brien | ALEFAST

Mark O'Brien

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).

Known For: Acting

Born: St. Johns, Newfoundland, Canada, 1984-05-07

Died: null

Film

No.	Year	Title	Role	Vote Average
1	2008	The Four Horsemen	Eric Rollins	39
2	2008	The One That Got Away	Tommy Palchek	43
3	2008	Epilogue	Henry	0
4	2008	Heartless Disappearance Into Labrador Seas	Charlie	0
5	2009	Cut from the Same Cloth	Jack Cochrane	0
6	2009	Quiet at Dawn	Watts	0
7	2009	Grown Up Movie Star	Will	54
8	2009	Mum's the Word	Curtis	0
9	2010	Brad	Brad	0
10	2010	Snarbuckled	Jacob O'Higgins	0
11	2012	Beat Down	Michael	0
12	2013	Sweetieface	Sam	0
13	2015	Dennis	Dennis	0
14	2015	End of Days, Inc.	Jason	56
15	2015	How to Plan an Orgy in a Small Town	Bruce Buck	52
16	2016	The Dark Stranger	Mark	50
17	2016	Wanderer	Eric	0
18	2016	Arrival	Captain Marks	76
19	2018	Parallel	Josh	60
20	2018	Anon	Cyrus Frear	60
21	2018	How It Ends	Jeremiah	53
22	2018	The Darkest Minds	Rob Meadows	70
23	2018	Kin	Jake	61
24	2018	Bad Times at the El Royale	Larsen Rogers	68
25	2018	The Front Runner	Billy Shore	59
26	2019	State Like Sleep	Darren	48
27	2019	Goalie	Terry Sawchuk	68
28	2019	Ready or Not	Alex Le Domas	70
29	2019	Marriage Story	Carter Mitchum	77
30	2019	Hammer	Chris Davis	54
31	2021	The Righteous	Aaron Smith	62
32	2021	Blue Bayou	Ace	75
33	2025	Topper	Topper	0
34	2025	Seven Veils	Paul	58
35	2025	Shadow of God	Mason Harper	52
36	2025	Nuremberg	Col. John Amen	0
37		The Voices of Our Mother	William	0
38		The Embers and the Stars		0
39		Falsehood	Elizeus Carrier	0
40		Better People	John	0

Television

No.	Year	Title	Role	Vote Average
1	2009	Warehouse 13	Jerry Hoffler	77
2	2010	Republic of Doyle	Des Courtney	69
3	2013	Hannibal	Randall Tier	82
4	2014	Halt and Catch Fire	Tom Rendon	79
5	2015	Killjoys	Grayson Hicks	69
6	2017	The Last Tycoon	Max Miner	72
7	2019	City on a Hill	Jimmy Ryan	73
8	2019	The Kelly Clarkson Show		65
9	2020	Perry Mason	Thomas Milligan	73
10	2020	Your Honor	Father Jay	81
11	2022	61st Street	Officer Logan	67
12		The Copenhagen Test	Cobb	0
13	2024	The Sticky	Charlie	73