Name	Known for
Cécile Paoli Regine Ferguson Regine Ferguson See fewer	Sharpe (1993)
Colum Convey Craig Connell Craig Connell See fewer	In the Red (1998)
Harry Towb Roy Connell Roy Connell See fewer	The Blue Max (1966)
Gerard O'Hare Niall Niall See fewer	Piece of Cake (1988)
Catherine Brennan Deirdre Deirdre See fewer	The Butchering (2015)
Godfrey Quigley Harry Ferguson Harry Ferguson See fewer	A Clockwork Orange (1971)
Martin Dempsey Ginger McKee Ginger McKee See fewer	Braveheart (1995)
Brenda Winter Doreen Connell Doreen Connell See fewer	Titanic Town (1998)
Tom Hickey Prof. Bentley Prof. Bentley See fewer	Possession (2002)
Gabrielle Reidy Ward sister Ward sister See fewer	Girl with a Pearl Earring (2003)
Oengus MacNamara Alec Ferguson Alec Ferguson See fewer	The Professor and the Madman (2019)
Clare Cathcart Carol Ferguson Carol Ferguson See fewer	National Theatre Live: The Comedy of Errors (2012)
Sharon Holm Gretchen Reilly Gretchen Reilly See fewer	Batman (1989)