Van Heflin
— Bill MacLean
Heidelinde Weis
— Kay Sebastian
Pinkas Braun
— Rafe Machek
Peter Vaughan
— Nikolai Volkov
Charles Gray
— Charles Griddon
Paul Maxwell
— Judson Murphy
Ronnie Barker
— George Venaxas
Linda Marlowe
— Dorothy
Gary Cockrell
— Brune Parry
Larry Cross
— Austen
Bill Nagy
— Morehouse
Gabrielle Drake
— BEA Girl
Archie Duncan
— Supt. Barnes
Carole Ann Ford
— Cindy
Willoughby Gray
— Detective Inspector