Sir Robert Cargrave
Ronald Lewis
Maude Sardonicus
Audrey Dalton
Head Nurse (uncredited)
Mavis Neal Palmer
Stationmaster (uncredited)
Charles H. Radilak
Janku (uncredited)
David Janti
Gravedigger (uncredited)
Franz Roehn
First Girl (uncredited)
Annalena Lund
Second Girl (uncredited)
Ilse Burkert
Self (uncredited)
William Castle
Baron Sardonicus
Guy Rolfe
Krull
Oskar Homolka
Henryk Toleslawski
Vladimir Sokoloff
Elenka
Erika Peters
Anna
Lorna Hanson
Mrs. Higgins (uncredited)
Constance Cavendish
Geoffery Wainwright (uncredited)
James Forrest
The Girl (uncredited)
Tina Woodward
Producer
Director
Screenplay
Ray Russell
Editor
Edwin H. Bryant
Director of Photography
Burnett Guffey
Original Music Composer
Von Dexter
Novel
Set Decoration
James Crowe
Makeup Supervisor
Ben Lane
Art Direction
Cary Odell
Associate Producer
Dona Holloway
Assistant Director
R. Robert Rosenbaum
Sound
James Z. Flaster
Sound Supervisor
Charles J. Rice
Still Photographer
Homer Van Pelt