Name	Known for
Nicholas Selby Dr. John Armstrong Dr. John Armstrong See fewer	Macbeth (1971)
Gary Watson Capt. Snell Capt. Snell See fewer	The Devil in the Fog (1968)
Sheila Ballantine Mary Armstrong Mary Armstrong See fewer	Ann Veronica (1964)
Frederick Rawlings Special Branch Man Special Branch Man See fewer	Journey to Murder (1971)
Jack Stewart Ian Campbell Ian Campbell See fewer	Snowball (1960)
Alex Donald Installation Guard (as Alexander Donald) Installation Guard (as Alexander Donald) See fewer	Johnny Test (2005)
Margaret St. Barbe West Mrs. Johnson Mrs. Johnson See fewer	Softly Softly (1966)
William Kendall Biggs Biggs See fewer	Department S (1969)
Jack May Wilson Wilson See fewer	The Man Who Would Be King (1975)
Jocelyn Page Miss Sheppard Miss Sheppard See fewer	BBC Sunday-Night Theatre (1950)
Charles Gilbert Station Official Station Official See fewer	The Caucasian Chalk Circle (1962)
Blake Butler Pamell Pamell See fewer	Rob Roy (1961)
Victor Brooks Stevens Stevens See fewer	Goldfinger (1964)
Gillian Raine Miriam Kiall Miriam Kiall See fewer	My Friend Charles (1956)
John Arnatt Supt. Harding Supt. Harding See fewer	A Challenge for Robin Hood (1967)
Lockwood West Minister Minister See fewer	The Scarf (1959)
Julia Worth Nurse Nurse See fewer	Our Miss Pemberton (1957)