Cast
Raymond Lovell
Robert Duclos
Frederick Valk
Emil Schimler, alias Paul Heimberger
Laurence Hanray
Police Commissioner
Ivor Barnard
P. Molon, chemist
James Mason
Peter Vadassy
Julien Mitchell
Michel Beghin, intelligence chief
Patricia Medina
Odette Roux
Lucie Mannheim
Mme Suzanne Koch
Martin Miller
Walter Vogel
Patricia Hayes
Woman
Hella Kürty
Hilda Vogel
Herbert Lom
Andre Roux
Victor Rietti
Restaurant Owner
Valentine Dyall
Warren Skelton