Name	Known for
Leigh Arnold Caitríona French Caitríona French See fewer	The Clinic (I) (2003)
Nora-Jane Noone Aoife Stacey Aoife Stacey See fewer	The Descent (2005)
Vincent Walsh Andrew Stacey Andrew Stacey See fewer	Played (2013)
Conor Mullen Jack French Jack French See fewer	Red Rock (2015)
Roisin O'Neill Emma Walsh Emma Walsh See fewer	The Drowning (2021)
Danny McColgan Troy Baker Troy Baker See fewer	Jimi: All Is by My Side (2013)
Garrett Phillips Detective O'Neill (as Garret Phillips) Detective O'Neill (as Garret Phillips) See fewer	Deception (II) (2013)
Sam Lucas Smith Michael Joyce (as Sam Smith) Michael Joyce (as Sam Smith) See fewer	It's Always Sunny in Philadelphia (2005)
Jim Norton Larry Joyce Larry Joyce See fewer	Straw Dogs (1971)
Helen Roche Rose Joyce Rose Joyce See fewer	The Northman (2022)
Gavan O'Connor-Duffy Owen French (as Gavin O'Connor-Duffy) Owen French (as Gavin O'Connor-Duffy) See fewer	Dungeons & Dragons: Honor Among Thieves (2023)
Paul McCloskey Gerry (as Paul McCluskey) Gerry (as Paul McCluskey) See fewer	Death of a Ladies' Man (2020)
Cora Fenton Colleen Walsh Colleen Walsh See fewer	Strength and Honour (2007)
Michael Power Conor Grimes Conor Grimes See fewer	The Witcher (2019)
Rachel Brady Niamh Niamh See fewer	Airwolf (1984)
Kris Edlund Ann Baker Ann Baker See fewer	Love, Rosie (2014)
Colm O'Maonlai Dara Baker Dara Baker See fewer	Waking Ned Devine (1998)
Eoin Mac Diarmada Spoons Spoons See fewer	Rásaí na Gaillimhe (2009)
Tara Breathnach Lydia Grimes Lydia Grimes See fewer	Jack Taylor (2010)
Imogen Reinhardt Jade French Jade French See fewer	Deception (II) (2013)
Maedhb Coyne Molly Stacey Molly Stacey See fewer	Deception (II) (2013)
Jack Harney Rory Stacey Rory Stacey See fewer	Deception (II) (2013)