Name	Known for
Robert Donnelly Roy Roy See fewer	Ripper Street (2012)
Simon Delaney Bill Bill See fewer	The Woman in the Wall (2023)
Cathy Belton Maura Maura See fewer	Philomena (2013)
Martha Byrne Becky Becky See fewer	As the World Turns (1956)
Cameron Hogan Niall Niall See fewer	Vikings (2013)
Lauren Kinsella Tara Tara See fewer	You're Ugly Too (2015)
Romey Farrelly Abby Abby See fewer	Roy (2009)
Juwon Olatunji Sean Sean See fewer	Roy (2009)
Kian Murphy Deco Deco See fewer	Sing Street (2016)
Brandon Maher Hendley Hendley See fewer	I Kill Giants (2017)
Harry Behan Fagan Fagan See fewer	Spooky Stakeout (2016)
Mark Lambert Mr. Hammond Mr. Hammond See fewer	Cabaret (1972)
Valerie O'Connor Miss Jervis Miss Jervis See fewer	City of Ember (2008)
Sam O'Mahony Mr. Lucey Mr. Lucey See fewer	The Wise Guy
Paul Kealyn Garda Garda See fewer	Vikings (2013)
Sharon Mannion Carol the School Chef Carol the School Chef See fewer	Blasts from the Past (2020)
Richard Albrecht Narrator Narrator See fewer	Jude (1996)