How old was Mark O'Brien in…

Mark O'Brien

Bio: 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)

Born: Mon, May 07 1984

Birthplace: St. Johns, Newfoundland, Canada

Mark O'Brien is 40 years old

External Links

Movies (Acting Roles)

Sorted by Release Date

Seven Veils

Mark O'Brien will be

40 in Seven Veils

as 'Paul'.

Thu, Sep 26 2024

Blue Bayou

Mark O'Brien was

37 in Blue Bayou

as 'Ace'.

Fri, Sep 10 2021

The Righteous

Mark O'Brien was

37 in The Righteous

as 'Aaron Smith'.

Sun, Aug 15 2021

Hammer

Mark O'Brien was

35 in Hammer

as 'Chris Davis'.

Thu, Dec 05 2019

Marriage Story

Mark O'Brien was

35 in Marriage Story

as 'Carter Mitchum'.

Sat, Sep 28 2019

Ready or Not

Mark O'Brien was

35 in Ready or Not

as 'Alex Le Domas'.

Wed, Aug 21 2019

Goalie

Mark O'Brien was

34 in Goalie

as 'Terry Sawchuk'.

Fri, Mar 01 2019

State Like Sleep

Mark O'Brien was

34 in State Like Sleep

as 'Darren'.

Fri, Jan 04 2019

The Front Runner

Mark O'Brien was

34 in The Front Runner

as 'Billy Shore'.

Tue, Nov 06 2018

Bad Times at the El Royale

Mark O'Brien was

34 in Bad Times at the El Royale

as 'Larsen Rogers'.

Thu, Oct 04 2018

Kin

Mark O'Brien was

34 in Kin

as 'Jake'.

Wed, Aug 29 2018

The Darkest Minds

Mark O'Brien was

34 in The Darkest Minds

as 'Rob Meadows'.

Wed, Jul 25 2018

How It Ends

Mark O'Brien was

34 in How It Ends

as 'Jeremiah'.

Fri, Jul 13 2018

Anon

Mark O'Brien was

33 in Anon

as 'Cyrus Frear'.

Thu, May 03 2018

Parallel

Mark O'Brien was

33 in Parallel

as 'Josh'.

Tue, Apr 10 2018

Arrival

Mark O'Brien was

32 in Arrival

as 'Captain Marks'.

Thu, Nov 10 2016

The Dark Stranger

Mark O'Brien was

32 in The Dark Stranger

as 'Mark'.

Fri, Jul 15 2016

How to Plan an Orgy in a Small Town

Mark O'Brien was

31 in How to Plan an Orgy in a Small Town

as 'Bruce Buck'.

Sat, Sep 19 2015

End of Days, Inc.

Mark O'Brien was

30 in End of Days, Inc.

as 'Jason'.

Fri, Apr 24 2015

Beat Down

Mark O'Brien was

28 in Beat Down

as 'Michael'.

Fri, Aug 03 2012

Snarbuckled

Mark O'Brien was

26 in Snarbuckled

as 'Jacob O'Higgins'.

Sat, Sep 18 2010

Grown Up Movie Star

Mark O'Brien was

25 in Grown Up Movie Star

as 'Will'.

Tue, Oct 20 2009

Cut from the Same Cloth

Mark O'Brien was

24 in Cut from the Same Cloth

as 'Jack Cochrane'.

Thu, Jan 01 2009

Heartless Disappearance Into Labrador Seas

Mark O'Brien was

24 in Heartless Disappearance Into Labrador Seas

as 'Charlie'.

Tue, Sep 09 2008

The Four Horsemen

Mark O'Brien was

23 in The Four Horsemen

as 'Eric Rollins'.

Tue, Mar 18 2008

Shadow of God

Mark O'Brien will be

40+ in Shadow of God

as 'Mason Harper'.

Unreleased

The Voices of Our Mother

Mark O'Brien will be

40+ in The Voices of Our Mother

as 'William'.

Unreleased

Nuremberg

Mark O'Brien will be

40+ in Nuremberg

as 'Col. John Amen'.

Unreleased

TV Shows (Acting Roles)

Sorted by Release Date
Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages

61st Street

Mark O'Brien was

37+ in 61st Street

as 'Officer Logan'.

First Air Date
Sun, Apr 10 2022

Your Honor

Mark O'Brien was

36+ in Your Honor

as 'Father Jay'.

First Air Date
Sun, Dec 06 2020

Perry Mason

Mark O'Brien was

36+ in Perry Mason

as 'Thomas Milligan'.

First Air Date
Sun, Jun 21 2020

The Kelly Clarkson Show

Mark O'Brien was

35+ in The Kelly Clarkson Show

First Air Date
Mon, Sep 09 2019

City on a Hill

Mark O'Brien was

35+ in City on a Hill

as 'Jimmy Ryan'.

First Air Date
Sun, Jun 16 2019

The Last Tycoon

Mark O'Brien was

33+ in The Last Tycoon

as 'Max Miner'.

First Air Date
Fri, Jul 28 2017

Killjoys

Mark O'Brien was

31+ in Killjoys

as 'Grayson Hicks'.

First Air Date
Fri, Jun 19 2015

Halt and Catch Fire

Mark O'Brien was

30+ in Halt and Catch Fire

as 'Tom Rendon'.

First Air Date
Sun, Jun 01 2014

Hannibal

Mark O'Brien was

28+ in Hannibal

as 'Randall Tier'.

First Air Date
Thu, Apr 04 2013

Republic of Doyle

Mark O'Brien was

25+ in Republic of Doyle

as 'Des Courtney'.

First Air Date
Wed, Jan 06 2010

Warehouse 13

Mark O'Brien was

25+ in Warehouse 13

as 'Jerry Hoffler'.

First Air Date
Tue, Jul 07 2009