All Cast
Richard Todd
Edward Mercer
Eva Bartok
Adriana Medova
John Gregson
Renzo Uccello
George Coulouris
Chief of Police Spadoni
Margot Grahame
Rosa Melitus
Walter Rilla
Count Boria
John Bailey
Lieutenant Longo
Sid James
Bernardo
Martin Boddey
Gufo
Michael Balfour
Moretto
Sydney Tafler
Boldesca
Miles Malleson
Grespi
Eric Pohlmann
Gostini
David Hurst
Minelli
Raymond Young
Luigi
Ferdy Mayne
Tio
Jill Clifford
Renata
Eileen Way
Woman Detective
Toni Lucarda
Nerva
Janice Kane
Ninetta
Meier Tzelniker
Mayor of Mirave
Betty E. Box
Woman Next to the Factory Tour Guide (Uncredited)