Mark O'Halloran is an actor and writer, known for Adam & Paul (2004), The Guard (2011) and Calvary (2014).
Hidden Assets - Season 1
The Guard
Mary And George - Season 1
Dead Still - Season 1 [Sub: Eng]
Brassic - Season 2
Devils - Season 2
The Miracle Club
Brassic - Season 1
Devils - Season 1
Hidden Assets - Season 2
Adam & Paul
Calvary
Queen of the Damned
Darklands - Season 1
Viva
It Is in Us All
The Virtues - Season 1
Brassic - Season 6
Brassic - Season 4
Brassic - Season 3
Brassic - Season 5
Dublin Oldschool
Cellar Door