Elenco
Gene Nelson
Mike Delaney
Faith Domergue
Jill Rabowski
Peter Arne
Dr. Stephen Rayner / Jarvis
Joseph Tomelty
Detective Inspector Cleary
Donald Gray
Robert Maitland
Vic Perry
Emmanuel Vasquo
Paul Hardtmuth
Dr. Bressler
Martin Wyldeck
Dr. Preston
Leonard Williams
Detective Sergeant Haines
Launce Maraschal
Editor (Alcott)
Barry MacKay
Inspector Hammond
Charles Hawtrey
Scruffy (office boy)
Mary Jones
Sister Brown
Equipe
Ken Hughes
Director
Charles Eric Maine
Screenplay
Alec C. Snowden
Producer
A.T. Dinsdale
Director of Photography
Geoffrey Muller
Editor
George Haslam
Art Direction
Ron Robson
Camera Operator
Dick Smith
Sound Recordist
Jim Groom
Sound Editor
June Robinson
Hairstylist
Jack Craig
Makeup Artist
Ted Sturgis
Assistant Director
Denis Johnson
Assistant Director
Charles Eric Maine
Novel
Jim O'Connolly
Production Manager
Marjorie Owens
Continuity
Ronald Abbott
Sound Recordist