Name	Known for
Don Wycherley Minister Ultan Keane Minister Ultan Keane See fewer	Sing Street (2016)
Tom Sullivan Cathal Creed (as Tom Ó Súilleabháin) Cathal Creed (as Tom Ó Súilleabháin) See fewer	Monster (2019)
Donncha Crowley Frank Galvin Frank Galvin See fewer	King Arthur (2004)
Carrie Crowley Superintendent Siobhán Harte Superintendent Siobhán Harte See fewer	The Quiet Girl (2022)
Eamonn Hunt Valentine Harris Valentine Harris See fewer	The Running Mate (2007)
Owen Roe Tommy Lacey Tommy Lacey See fewer	Michael Collins (1996)
Mícheál Ó Dubhghaill Aidan Harris Aidan Harris See fewer	Rásaí na Gaillimhe (2009)
Dylan Tighe Stan Stan See fewer	The Big Bow Wow (2004)
Seamus Hughes Trev Trev See fewer	Jimmy's Hall (2014)
Paddy C. Courtney Derek Harte Derek Harte See fewer	Paddywhackery (2007)
Liz Quinn Kim Kim See fewer	My Bonnie (2015)
Marcus Lamb Joe Joe See fewer	The Man Who Invented Christmas (2017)
Sorcha Ní Chéide Orla Keane Orla Keane See fewer	Rásaí na Gaillimhe (2009)
Diarmaid Murtagh Dr. 'Damo' Daly Dr. 'Damo' Daly See fewer	Vikings (2013)
Pádraic Ó Tuairisc Garda Ben Garda Ben See fewer	Rásaí na Gaillimhe (2009)
Hughie McGarvey Micheál de Barra Micheál de Barra See fewer	Rásaí na Gaillimhe (2009)
Eoin Mac Diarmada Gearóid de Barra Gearóid de Barra See fewer	Rásaí na Gaillimhe (2009)
Seán T. Ó Meallaigh Oisín de Barra Oisín de Barra See fewer	Vikings (2013)
Peadar Cox Des Nagle Des Nagle See fewer	The Wonder (I) (2022)
Maeve Fitzgerald Eilish Eilish See fewer	Rásaí na Gaillimhe (2009)
Barry McGovern Clive Clive See fewer	Braveheart (1995)
Gavin O'Connor Ger Hanly Ger Hanly See fewer	The Hunt for Raoul Moat (2023)
Marcus Seoige Tuairisceoir TG4 Tuairisceoir TG4 See fewer	The Gift (2014)