Calificación
Reparto

Jean Simmons
Sophie Malraux

Trevor Howard
Maj. David Somers

Sonia Dresdel
Jess Fenton

Barry Jones
Nicholas Fenton

Kenneth More
Willy Shepley

Geoffrey Keen
Police Inspector

André Morell
Secret Service Chief Chubb (as Andre Morell)

Michael Brennan
Police Superintendent

Gerard Heinz
Dr. Karl Cesare

Lily Kann
Minna Cesare

Eric Pohlmann
Taxidermist

Richard Wattis
Employment Agent

Sandra Dorne
Kyra

Maire O'Neill
Nora

Maxwell Reed
Hick

Marianne Stone
Young Woman at Nora's House (uncredited)