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)
Sinéad Ní Fhlatharta Mags McGuire Mags McGuire See fewer	Corp & Anam (2011)
Noel McGee Brian Cooke Brian Cooke See fewer	Screenplay (1986)
Cillian O'Gairbhi Seán Tannion Seán Tannion See fewer	Blood (II) (2018)
Peadar O'Treasaigh Tom O'Brien Tom O'Brien See fewer	The Gift (2014)
Síghle Ní Chonail Elaine O'Brien Elaine O'Brien See fewer	Jack Taylor (2010)
Dara Devaney Liam Collins Liam Collins See fewer	Dominion Creek (2015)
Dónall Ó Héalai John Glynn (as Dónall Ó'Héalaí) John Glynn (as Dónall Ó'Héalaí) See fewer	Monster (2019)
Tara Breathnach Collette Ní Bhraonáin Collette Ní Bhraonáin See fewer	Jack Taylor (2010)
Micheál Ó Gruagáin Breitheamh Duíche (as Micheál O'Gruagain) Breitheamh Duíche (as Micheál O'Gruagain) See fewer	Grabbers (2012)
Josie Ó Cúláin Garda McKenna Garda McKenna See fewer	Saol Ella (2023)
Aoife Ní Fhearghusa Oibrí Sóisialta Oibrí Sóisialta See fewer	Eipic (2016)
Paul McCloskey Tony Byrne (as Fred Paul McCloskey) Tony Byrne (as Fred Paul McCloskey) See fewer	Death of a Ladies' Man (2020)
Danny McCafferty Garda Carey (as Danny McCaffrey) Garda Carey (as Danny McCaffrey) See fewer	Give Him Time (2022)
Kate Nic Chonaonaigh Deirdre Ní Thuathail Deirdre Ní Thuathail See fewer	Shadow Dancer (2012)
Yvonne Ní Laife Melo Dlíodóir NTV (as Yvonne Ní Laife) Dlíodóir NTV (as Yvonne Ní Laife) See fewer	Deception (II) (2013)
Brendan Murray Mick Costelloe Mick Costelloe See fewer	Shadow of a Scream (1996)
John Keane Oifigeach Sláinte Oifigeach Sláinte See fewer	The Queen v Patrick O'Donnell (2021)
Bríd Ní Neachtain Breitheamh Hughes Breitheamh Hughes See fewer	The Banshees of Inisherin (2022)
Brid Ní Chumhaill Cléireach Cuarda Cléireach Cuarda See fewer	Omagh (2004)
Gerry Motherway Sirriam Sirriam See fewer	Corp & Anam (2011)
Linda Bhreathnach Sarah O'Regan Sarah O'Regan See fewer	Native (2017)
Niall Mac Eachmharcaigh Micheal Ó Cearbhaill Micheal Ó Cearbhaill See fewer	Love Me No More (2008)
Úna Ní Fhlatharta Sorcha Nic Iarnáin Sorcha Nic Iarnáin See fewer	Corp & Anam (2011)