Name	Known for
Diarmuid de Faoite Cathal Mac Iarnáin Cathal Mac Iarnáin See fewer	Monster (2019)
Maria Doyle Kennedy Mairéad Mhic Iarnáin Mairéad Mhic Iarnáin See fewer	The Tudors (2007)
Linda Bhreathnach Sarah Regan Sarah Regan See fewer	Native (2017)
Myles Breen J.D. J.D. See fewer	The Clash of the Ash (1987)
Peadar Cox Frank Casey Frank Casey See fewer	The Wonder (I) (2022)
Úna Ní Fhlatharta Sorcha Nic Iarnáin Sorcha Nic Iarnáin See fewer	Corp & Anam (2011)
John Keane Hartigan Hartigan See fewer	The Queen v Patrick O'Donnell (2021)
Tom Mac Ardghail Tom Tom See fewer	Corp & Anam (2011)
Niall Mac Eachmharcaigh Micheál Ó Cearbhaill Micheál Ó Cearbhaill See fewer	C.U. Burn (1996)
Paul McCloskey Tony Byrne Tony Byrne See fewer	Death of a Ladies' Man (2020)
Brendan Murray Costelloe Costelloe See fewer	Shadow of a Scream (1996)
Kate Nic Chonaonaigh Deirdre Ní Thuathail Deirdre Ní Thuathail See fewer	Shadow Dancer (2012)
Áine Ní Dhroighneáin Leitheoir Nuachta Leitheoir Nuachta See fewer	Na cloigne (2010)
Níamh Ní Fhlatharta Amy Amy See fewer	Na Rúin (2011)
Cliodhna Ní Loideáin Caoimhe Ní Dhuill Caoimhe Ní Dhuill See fewer	Corp & Anam (2011)
Emer O'Carroll Banaltra Banaltra See fewer	Corp & Anam (2011)
Eanna O'Coileáin Séimí Mac Iarnáin Séimí Mac Iarnáin See fewer	Corp & Anam (2011)
Liam O'Mathuna Antoin Mac Caba Antoin Mac Caba See fewer	Corp & Anam (2011)
Eoghan O'Riada Leamy Leamy See fewer	The Fifth Province (1997)
Mary Ryan Siobhán Griffin Siobhán Griffin See fewer	The Courier (1988)
Colman Seoige Garda Ó Bric (as Colman Seoighe) Garda Ó Bric (as Colman Seoighe) See fewer	Corp & Anam (2011)
Micheál Ó Conaola Pat McIntyre (as Mike P. Ó Conaola) Pat McIntyre (as Mike P. Ó Conaola) See fewer	An Bronntanas (2014)
Mícheál Ó Dubhghaill Michael Folan Michael Folan See fewer	Rásaí na Gaillimhe (2009)
Macdara Ó Fátharta Eamon Folan Eamon Folan See fewer	Far and Away (1992)
Seán T. Ó Meallaigh Gearóid Ó Duill (as Seán Ó Meallaigh) Gearóid Ó Duill (as Seán Ó Meallaigh) See fewer	Vikings (2013)
Fiachra Ó'Dubhghaill Niall Ó Bróin Niall Ó Bróin See fewer	Corp & Anam (2011)
Ian Finnerty Gangster (uncredited) Gangster (uncredited) See fewer	Clowns (2011)