Movies (Acting Roles)

The Following Year
Kieran O'Brien was 48 in The Following Year as 'Ben'.Movie Released: Fri, Oct 15 2021

Holmes & Watson
Kieran O'Brien was 45 in Holmes & Watson as 'PC Smalls'.Movie Released: Tue, Dec 25 2018

Peterloo
Kieran O'Brien was 45 in Peterloo as 'Peter Wilkes, a Farrier'.Movie Released: Thu, Nov 01 2018

The Watchman
Kieran O'Brien was 43 in The Watchman as 'Lee Simpson'.Movie Released: Wed, Aug 24 2016

The Look of Love
Kieran O'Brien was 40 in The Look of Love as 'Jimmy Humphries'.Movie Released: Fri, Apr 26 2013

Spike Island
Kieran O'Brien was 39 in Spike Island as 'Poster Vendor'.Movie Released: Thu, Oct 11 2012

The Shock Doctrine
Kieran O'Brien was 36 in The Shock Doctrine as 'Narrator (Voice)'.Movie Released: Tue, Sep 01 2009

Goal II: Living the Dream
Kieran O'Brien was 34 in Goal II: Living the Dream as 'Hughie McGowan'.Movie Released: Fri, Feb 09 2007

Cracker: Nine Eleven
Kieran O'Brien was 33 in Cracker: Nine Eleven as 'Mark Fitzgerald'.Movie Released: Mon, Oct 30 2006

Goal!
Kieran O'Brien was 32 in Goal! as 'Hughie McGowan'.Movie Released: Thu, Sep 29 2005

A Cock and Bull Story
Kieran O'Brien was 32 in A Cock and Bull Story as 'Gary'.Movie Released: Sun, Jul 17 2005

The Banker
Kieran O'Brien was 31 in The Banker as 'Vain Man'.Movie Released: Fri, Nov 19 2004

9 Songs
Kieran O'Brien was 31 in 9 Songs as 'Matt'.Movie Released: Fri, Jul 16 2004

24 Hour Party People
Kieran O'Brien was 29 in 24 Hour Party People as 'Nathan'.Movie Released: Wed, Feb 13 2002

Virtual Sexuality
Kieran O'Brien was 26 in Virtual Sexuality as 'Alex Thorne'.Movie Released: Fri, Jul 02 1999

Monster Maker
Kieran O'Brien was 16 in Monster Maker as 'Matt Banting'.Movie Released: Mon, Jan 23 1989

Bellman and True
Kieran O'Brien was 14 in Bellman and True as 'The Boy'.Movie Released: Thu, Nov 12 1987
TV Shows (Acting Roles)
Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages
Trucking Heavy: Massive Moves
Kieran O'Brien was 52+ in Trucking Heavy: Massive Moves as 'Narrator'.TV Show Released: First Air Date
Thu, Jul 24 2025

A Thousand Blows
Kieran O'Brien was 52+ in A Thousand Blows as 'Mr Harkness'.TV Show Released: First Air Date
Fri, Feb 21 2025

The Family Pile
Kieran O'Brien was 49+ in The Family Pile as 'Stuart'.TV Show Released: First Air Date
Tue, Jan 17 2023

Andor
Kieran O'Brien was 49+ in Andor as 'Pegla'.TV Show Released: First Air Date
Wed, Sep 21 2022

The Cars That Made the World
Kieran O'Brien was 47+ in The Cars That Made the World as 'Self - Narrator'.TV Show Released: First Air Date
Sat, Nov 28 2020

Ted Lasso
Kieran O'Brien was 47+ in Ted Lasso as 'James Tartt'.TV Show Released: First Air Date
Fri, Aug 14 2020

Years and Years
Kieran O'Brien was 46+ in Years and Years as 'Woody'.TV Show Released: First Air Date
Tue, May 14 2019

Chernobyl
Kieran O'Brien was 46+ in Chernobyl as 'Khodemchuck'.TV Show Released: First Air Date
Mon, May 06 2019

Trucking Hell
Kieran O'Brien was 45+ in Trucking Hell TV Show Released: First Air Date
Thu, May 17 2018

In the Dark
Kieran O'Brien was 44+ in In the Dark as 'DS Gary Kenny'.TV Show Released: First Air Date
Tue, Jul 11 2017

Grantchester
Kieran O'Brien was 41+ in Grantchester as 'Arthur Evans'.TV Show Released: First Air Date
Mon, Oct 06 2014

Glue
Kieran O'Brien was 41+ in Glue as 'Thomas Bray'.TV Show Released: First Air Date
Mon, Sep 15 2014

Prey
Kieran O'Brien was 41+ in Prey as 'Phil Prentice'.TV Show Released: First Air Date
Mon, Apr 28 2014

Bluestone 42
Kieran O'Brien was 40+ in Bluestone 42 as 'Nutsack'.TV Show Released: First Air Date
Tue, Mar 05 2013

Cuckoo
Kieran O'Brien was 39+ in Cuckoo as 'Goran'.TV Show Released: First Air Date
Tue, Sep 25 2012

Love Life
Kieran O'Brien was 39+ in Love Life as 'Dez'.TV Show Released: First Air Date
Thu, Mar 15 2012

Death in Paradise
Kieran O'Brien was 38+ in Death in Paradise as 'Danny'.TV Show Released: First Air Date
Tue, Oct 25 2011

Vera
Kieran O'Brien was 38+ in Vera as 'Bobby Salter'.TV Show Released: First Air Date
Sun, May 01 2011

Moving On
Kieran O'Brien was 36+ in Moving On as 'Shane'.TV Show Released: First Air Date
Mon, May 18 2009

The Last Enemy
Kieran O'Brien was 35+ in The Last Enemy as 'Wafa'.TV Show Released: First Air Date
Sun, Feb 17 2008

Secret Diary of a Call Girl
Kieran O'Brien was 34+ in Secret Diary of a Call Girl as 'Al'.TV Show Released: First Air Date
Thu, Sep 27 2007

Indie Sex
Kieran O'Brien was 34+ in Indie Sex as 'Self'.TV Show Released: First Air Date
Wed, Aug 01 2007

Holby Blue
Kieran O'Brien was 34+ in Holby Blue as 'Constable Robert Clifton'.TV Show Released: First Air Date
Tue, May 08 2007

Life on Mars
Kieran O'Brien was 32+ in Life on Mars as 'Davie Mackay'.TV Show Released: First Air Date
Mon, Jan 09 2006

Bloodlines
Kieran O'Brien was 32+ in Bloodlines as 'Mark Hopkin'.TV Show Released: First Air Date
Mon, Jan 31 2005

New Tricks
Kieran O'Brien was 30+ in New Tricks as 'Michael Jacobs'.TV Show Released: First Air Date
Thu, Jan 01 2004

The Terry and Gaby Show
Kieran O'Brien was 30+ in The Terry and Gaby Show TV Show Released: First Air Date
Mon, Jun 02 2003

Blue Murder
Kieran O'Brien was 30+ in Blue Murder as 'Terry Camerton'.TV Show Released: First Air Date
Sun, May 18 2003

Burn It
Kieran O'Brien was 30+ in Burn It as 'Andy Grimshaw'.TV Show Released: First Air Date
Sat, Feb 08 2003

The Afternoon Play
Kieran O'Brien was 30+ in The Afternoon Play as 'Sean Tyler'.TV Show Released: First Air Date
Mon, Jan 27 2003

Band of Brothers
Kieran O'Brien was 28+ in Band of Brothers as 'Allen Vest'.TV Show Released: First Air Date
Sun, Sep 09 2001

Messiah
Kieran O'Brien was 28+ in Messiah as 'Eric Metcalfe'.TV Show Released: First Air Date
Sat, May 26 2001

Jason and the Argonauts
Kieran O'Brien was 27+ in Jason and the Argonauts as 'Actor'.TV Show Released: First Air Date
Sun, May 07 2000

Dalziel & Pascoe
Kieran O'Brien was 23+ in Dalziel & Pascoe TV Show Released: First Air Date
Sat, Mar 16 1996

Cracker
Kieran O'Brien was 20+ in Cracker as ', Mark Fitzgerald, Mark'.TV Show Released: First Air Date
Mon, Sep 27 1993

Heartbeat
Kieran O'Brien was 19+ in Heartbeat as 'Neil'.TV Show Released: First Air Date
Fri, Apr 10 1992

Children's Ward
Kieran O'Brien was 16+ in Children's Ward as 'Lee Jones'.TV Show Released: First Air Date
Wed, Mar 15 1989

Casualty
Kieran O'Brien was 13+ in Casualty as 'Chris Miller, Billy'.TV Show Released: First Air Date
Sat, Sep 06 1986

Dramarama
Kieran O'Brien was 10+ in Dramarama TV Show Released: First Air Date
Mon, Sep 12 1983