Name	Known for
David Garth Mr. Leon Dorsey Mr. Leon Dorsey See fewer	Superman IV: The Quest for Peace (1987)
Michael Baxter Dr. Alex Grant Dr. Alex Grant See fewer	The White Rabbit (1967)
Tom Adams Guy Marshall Guy Marshall See fewer	The Great Escape (1963)
Stella Tanner Sister Ransome Sister Ransome See fewer	Armchair Theatre (1956)
Anne Lloyd Staff Nurse Jane Beattie Staff Nurse Jane Beattie See fewer	Studio 4 (1962)
Joan Hooley Louise Mahler Louise Mahler See fewer	Secret Agent (1964)
Pat Laurence Nurse Michaela Davies (as Tricia Money) Nurse Michaela Davies (as Tricia Money) See fewer	It's a Wonderful World (1956)
Jonathan Newth Charles Booth Charles Booth See fewer	The Day of the Triffids (1981)
John Barron Harold de la Roux Harold de la Roux See fewer	The Fall and Rise of Reginald Perrin (1976)
John Carlisle Mr. Lester Large Mr. Lester Large See fewer	New Scotland Yard (1972)
Margaret Diamond Mrs. Seaton Mrs. Seaton See fewer	Sin of Esther Waters (1948)
Pamela Duncan Sister Doughty Sister Doughty See fewer	Play for Today (1970)
Brian Hewlett Robert Seaton Robert Seaton See fewer	Compact (1962)
Basil Hoskins Dr. Reginald Lane-Russell Dr. Reginald Lane-Russell See fewer	The Prisoner (1967)
Doris Nolan Lydia Stock Lydia Stock See fewer	Holiday (1938)
Marti Stevens Barbara Dodge Barbara Dodge See fewer	All Night Long (1962)
John White Giles Farmer Giles Farmer See fewer	Tentacles (1977)