Cast
Diana Wynyard
Irena Roder
Raymond Huntley
Rabenau
Howard Marion-Crawford
Kummer
William Hartnell
Radio Location Aerial Operator (uncredited)
Gibb McLaughlin
Dr. Weiner
Morland Graham
Father Landbach
Reginald Beckwith
Emil Fenner
George Hayes
Policeman
Bernard Miles
Capt. Muller
Katie Johnson
Granny Schmidt
Marie Ault
Woman Customer
Ken Annakin
Radio Announcer (voice) (uncredited)
Derek Farr
Hans Glaser
John Penrose
Otto
Hay Petrie
Sebastian
Manning Whiley
S.S. Trooper
Everley Gregg
Maria Tattenheim
Ernest Butcher
Chestnut Seller (uncredited)
Clive Brook
Dr. Karl Roder
Ronald Squire
Rudolf Spiedler
Martita Hunt
Frau Lehmann the Concierge
Abraham Sofaer
Heini
Joyce Howard
Elly Schmidt
Clifford Evans
Dressler
Joan Hickson
Katie