Mark O'Halloran

Queen of the Damned

2002 ⭐ 6.1

as Rent Boy

The Guard

2011 ⭐ 7.0

as Garda No. 1

The Miracle Club

2023 ⭐ 6.3

as Father Dermot Byrne

Adam & Paul

2004 ⭐ 6.9

as Adam

Bucking Fastard

2026 ⭐ 6.0

Calvary

2014 ⭐ 7.1

as Prison Officer

Halal Daddy

2017 ⭐ 5.4

as Omar

Viva

2015 ⭐ 7.2

as Ray

It Is in Us All

2022 ⭐ 4.9

as Father Mark

Dublin Oldschool

2018 ⭐ 7.1

as Bates

A Kiss for Jed Wood

2011 ⭐ 10.0

as Ray

Angela Mooney Dies Again

1997 ⭐ 5.5

as Hank

John Duffy's Brother

2006 ⭐ 0.0

as John Duffy's brother

The Sparrow

2022 ⭐ 5.4

Cellar Door

2019 ⭐ 5.0

as Kassel

Muide Éire

2011 ⭐ 0.0

as Self

Sunlight

2023 ⭐ 7.0

as Cleggs

Coward

2012 ⭐ 6.6

as Batman

H3

2001 ⭐ 5.0

as Bobby Sands

Masquerades of Research

2022 ⭐ 0.0

Masquerades of Research: Part I

2021 ⭐ 0.0

Law & Order

1990 ⭐ 7.3

as Delgado

Brassic

2019 ⭐ 8.3

as Francis

Hidden Assets

2021 ⭐ 6.7

as Joe Galvin

Mary & George

2024 ⭐ 7.1

as Sir Francis Bacon

Mix Tape

2025 ⭐ 6.7

as Bill

The Virtues

2019 ⭐ 7.9

as Craigy

Darklands

2019 ⭐ 5.0

as Paddy