Name	Known for
Dominic Mafham Dan Woodhouse Dan Woodhouse See fewer	Ophelia (I) (2018)
Aisling O'Sullivan Dr. Cathy Costello Dr. Cathy Costello See fewer	Raw (2008)
Norma Sheahan Fiona McColgan Fiona McColgan See fewer	Dead Still (2020)
Gary Lydon Patrick Murray Patrick Murray See fewer	The Banshees of Inisherin (2022)
Amy Huberman Daisy O'Callaghan Daisy O'Callaghan See fewer	The Bachelor Weekend (2013)
Gertrude Montgomery Aine Flanagan Aine Flanagan See fewer	Ondine (2009)
Rachel Pilkington Keelin Geraghty (as Rachael Pilkington) Keelin Geraghty (as Rachael Pilkington) See fewer	The Clinic (I) (2003)
Geraldine Plunkett Mrs. Fleming Mrs. Fleming See fewer	Glenroe (1983)
Leigh Arnold Dr. Clodagh Delaney Dr. Clodagh Delaney See fewer	The Clinic (I) (2003)
Sam Corry Alex / Chris Walsh Alex / Chris Walsh See fewer	Primeval (2007)
Stuart Graham Dr. Richard McKenna Dr. Richard McKenna See fewer	Hunger (2008)
Marian Araujo Marta Lopez Marta Lopez See fewer	Dead Meat (2004)
Jonathan Byrne Will Cafferty Will Cafferty See fewer	The Machine (I) (2013)
Liam Cunningham Malcolm Keown Malcolm Keown See fewer	Hunger (2008)
Pádraic Delaney Andrew McLoughlin Andrew McLoughlin See fewer	The Wind that Shakes the Barley (2006)
Sharon Hogan Christina Christina See fewer	The Abduction Club (2002)
Ena May Mrs. McLoughlin Mrs. McLoughlin See fewer	Snakes and Ladders (1996)
Cian McCormack Emmet Keown Emmet Keown See fewer	Gangs of New York (2002)
Brian McGuinness Bouncer Bouncer See fewer	King Arthur (2004)
Laine Megaw Annie McKenna Annie McKenna See fewer	Hunger (2008)
Sinead Murphy Flossie McKenna (as Sinéad Murphy) Flossie McKenna (as Sinéad Murphy) See fewer	The MatchMaker (1997)
Domhnall O'Donoghue Dylan Reilly Dylan Reilly See fewer	The O'Briens (2013)