Mark O'Halloran
- Acting
Known for
Filmography
- Everybody Digs Bill Evans · Writer
- Bucking Fastard
- Mix Tape · Bill
- Mary & George · Sir Francis Bacon
- The Miracle Club · Father Dermot Byrne
- Sunlight · Cleggs
- Masquerades of Research
- It Is in Us All · Father Mark
- The Sparrow
- An Encounter · Screenplay
- Conversations with Friends · Writer
- Hidden Assets · Joe Galvin
- Masquerades of Research: Part I
- Rialto · Screenplay
- Darklands · Paddy
- Brassic · Francis
- The Virtues · Craigy
- Cellar Door · Kassel
- Mary · Father Walsh
- Dublin Oldschool · Bates
- Citizen Lane · Writer
- Halal Daddy · Omar, Screenplay
- History's Future · MP
- Viva · Ray, Screenplay
- Calvary · Prison Officer
- Coward · Batman
- Muide Éire · Self
- The Guard · Garda No. 1
- A Kiss for Jed Wood · Ray
- Two Point Five Billion
- Garage · Screenplay
- Prosperity · Writer, Creator
- John Duffy's Brother · John Duffy's brother
- Away Home · Writer
- Adam & Paul · Adam, Writer
- Queen of the Damned · Rent Boy
- H3 · Bobby Sands
- Angela Mooney Dies Again · Hank
- Law & Order · Delgado