Mark O'Halloran
- Known for
- Acting
Known for
Writing 9
- 2026Everybody Digs Bill Evans · writer
- 2022An Encounter · screenplay
- 2020Rialto · screenplay
- 2018Citizen Lane · writer
- 2017Halal Daddy · screenplay
- 2015Viva · screenplay
- 2007Garage · screenplay
- 2005Away Home · writer
- 2004Adam & Paul · author
Acting 24
- 2026Bucking Fastard
- 2023The Miracle Club as Father Dermot Byrne
- 2023Sunlight as Cleggs
- 2022Masquerades of Research
- 2022It Is in Us All as Father Mark
- 2022The Sparrow
- 2021Masquerades of Research: Part I
- 2019Cellar Door as Kassel
- 2018Mary as Father Walsh
- 2018Dublin Oldschool as Bates
- 2017Halal Daddy as Omar
- 2016History's Future as MP
- 2015Viva as Ray
- 2014Calvary as Prison Officer
- 2012Coward as Batman
- 2011Muide Éire as Self
- 2011The Guard as Garda No. 1
- 2011A Kiss for Jed Wood as Ray
- 2008Two Point Five Billion
- 2006John Duffy's Brother as John Duffy's brother
- 2004Adam & Paul as Adam
- 2002Queen of the Damned as Rent Boy
- 2001H3 as Bobby Sands
- 1997Angela Mooney Dies Again as Hank