On screen
Cast
23 credited performers
Robert Beatty
Dr. Mark Benton
Elizabeth Sellars
Della Freeman
Peter Coke
Det. Insp. George Bellamy
Artwork unavailable
Hugh Kelly
Dr. Craig
Vida Hope
Jackie Leroy
Artwork unavailable
Janet Butler
Sister Rogers
Ferdy Mayne
Charles Constance
James Raglan
Supt. Grayson
Hugh Pryse
Mr. Rattray
George Benson
Prescott
Roger Delgado
Felix Galegos
Frank Atkinson
Railway Ticket Clerk (uncredited)
Artwork unavailable
Donald Conlon
Helios Restaurant Patron (uncredited)
Artwork unavailable
Arthur Dibbs
Helios Restaurant Patron (uncredited)
Artwork unavailable
Robert Gregory
Man at Northolt Airport (uncredited)
Artwork unavailable
Jean Hardwicke
Sister (uncredited)
Artwork unavailable
Barry Johns
Hospital Orderly (uncredited)
Artwork unavailable
Anthony Lang
Johnny (uncredited)
Ronald Leigh-Hunt
Sgt. Lewis (uncredited)
Artwork unavailable
Richard Neller
Hospital Visitor (uncredited)
Artwork unavailable
Harold Sanderson
Hospital Visitor (uncredited)
Artwork unavailable
Marc Sheldon
Waiter (uncredited)
Toke Townley
Fred Barker (uncredited)