Zachary Scott
John Lewis Sullivan
Acting
Faith Domergue
Barbara Peters
Acting
Peter Illing
Carlo Raffone
Acting
Faith Brook
Joan Lennox
Acting
John Welsh
Inspector Hunt
Acting
Julian Strange
Detective Sergeant
Acting
Gordon Jackson
Jimmy Norris
Acting
Kay Callard
Pamela Norris
Acting
Harold Siddons
Colin Wells
Acting
John Horsley
Alan Peters
Acting
Fabia Drake
Sister Veronica
Acting
Roger Delgado
Alberto (uncredited)
Acting