Name	Known for
Peter Bowles Guy Buchanan Guy Buchanan See fewer	The Bank Job (2008)
Bryan Murray Harry Cassidy Harry Cassidy See fewer	The Professor and the Madman (2019)
Sarah Best Sister Immaculata Sister Immaculata See fewer	Perfect Scoundrels (1990)
Virginia Cole Jane Jane See fewer	Crossfire (1988)
James Delaney Cassidy's father Cassidy's father See fewer	The Lovely Bones (2009)
Kitty Fitzgerald Hilda Hilda See fewer	Waking Ned Devine (1998)
Christopher Guinee White White See fewer	Les Misérables (1967)
Finola Keogh Teresa Teresa See fewer	Jane Eyre (1983)
Lollie May Ida Ida See fewer	Chambre à part (1989)
Kevin Moore Priest Priest See fewer	Johnny English (2003)
John O'Byrne Benson Benson See fewer	The Agatha Christie Hour (1982)
John O'Toole Valuer Valuer See fewer	Maleficent (2014)
Siân Phillips Mother Aloysius Mother Aloysius See fewer	Dune (1984)
Bill Wallis Jarvis Cluston Jarvis Cluston See fewer	Brazil (1985)
Harry Webster Michael Keating Michael Keating See fewer	Far and Away (1992)
Mavis Wright Sister Concepta Sister Concepta See fewer	The Singing Detective (1986)