Générique complet
They Dare Not Love
George Brent
Prince Kurt von Rotenberg
Martha Scott
Marta Keller
Paul Lukas
Baron von Helsing
Peter Cushing
Sub-Lieutenant Blackler
Sig Arno
Louis
Georgia Backus
German Secretary
Edgar Barrier
Capt. Wilhelm Ehrhardt
Don Beddoe
Second Sailor
Nicholas Bela
First Sailor (uncredited)
Leon Belasco
Pierre
Roman Bohnen
Baron Shafter
Nina Borget
Stewardess
Harry C. Bradley
Harry C. Bradley
Prof. Keller
Lloyd Bridges
Blonde Officer
Stanley Brown
Michael
Jack Chefe
Deck Steward
Leslie Denison
English Father
Paul Deno
Doorman
Eddie Fetherston
Reporter
Richard Fiske
Third Photographer
Hans Fuerberg
Second Waiter
Jack Gardner
First Photographer
Gregory Gaye
Von Mueller
Jack George
Orchestra Leader
Brenda Henderson
English Girl
Erwin Kalser
Klaus
Cy Kendall
Maj. Kenlein
Kay Linaker
Barbara Murdock
Richard Lyon
English Boy
Eric Mayne
Cafe Patron
Philo McCullough
Second Photographer
David Oliver
Fourth Photographer
Gerald Pierce
Messenger Boy
Paul Power
Society Man
Frank Reicher
Captain
Georges Renavent
Belgian Captain
John Rogers
Non-Commissioned Officer
Bodil Rosing
Leni
Hans Schumm
Brookner
Walter O. Stahl
Count Marlik
Wyndham Standing
Cafe Patron
Marguerita Sylva
Countess Marlik
Phil Taylor
Hugo
Philip Van Zandt
Radio Operator (Uncredited)
Frederick Vogeding
Carl Schmidt
Charles Wagenheim
Valet
Poppy Wilde
Society Girl
Fred Wolff
First Waiter
