Cast 9
Margaret Lockwood
Helene Ardouin
Hugh Sinclair
Inspector Calas
James Mason
Andre Laurent
Raymond Lovell
Prof. Winkler
Rodney Ackland
Winker's Assistant
Hartley Power
Gordon
Jane Carr
Delia
Edana Romney
Winkler's Assistant
Directing 1
BDH
Brian Desmond Hurst
Director
Production 1
HS
Herbert Smith
Associate Producer
Writing 4
Crew 2
BDH
Brian Desmond Hurst
Script
LS
Lesley Storm
Additional Dialogue
Costume & Make-Up 1
HC
Hilda Collins
Wardrobe Designer