On screen
Cast
18 credited performers
Barbara Wilson
Diane Wilson
Sten Gester
Erik Engström
Robert Burton
Dr. Frederick Wilson
Bengt Blomgren
Col. Robert Bottiger
Åke Grönberg
Dr. Henrik
John Carradine
Narrator (US Re-Edit)
Gösta Prüzelius
Dr. Walter Ullman
Brita Borg
Singer (uncredited)
Doreen Denning
Anna (uncredited)
Ittla Frodi
Girlfriend in Volvo (uncredited)
Artwork unavailable
Lars Åhrén
The Monster (uncredited)
Steve Conte
American Radio Supervisor #2 (US TV version) (uncredited)
Artwork unavailable
Fred Hoffman
Doctor (US TV version) (uncredited)
Allan Johansson
(uncredited)
Artwork unavailable
G.J. Mitchell
Diane's Psychiatrist (US TV version) (uncredited)
Artwork unavailable
Chuck Niles
Second Doctor (US TV version) (uncredited)
Artwork unavailable
Gustaf Unger
Air Passenger with Dark Glasses (uncredited)
Katherine Victor
Diane's Mother (US TV version) (uncredited)