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