Full Cast & Crew
Top Billed Cast
Full Cast
Hans Nielsen
Immerman
Jeremy Spenser
Martin Holt
Maxine Audley
Marion Fane
Jack MacGowran
Furber
Miles Malleson
Dr. Miller
George A. Cooper
Thomas Gabler
Dieter Borsche
Dr. Miller
Ann Sears
Stevenson's secretary
Irene Richmond
Mrs. Gabler
Allan Cuthbertson
Da Silva
Bandana Das Gupta
Miss Soong
Alister Williamson
Inspector Pike
Patsy Rowlands
Young Woman at Dance Hall (uncredited)
Bryan Pringle
Dance Hall MC (uncredited)
Crew
Freddie Francis
Director
Robert Banks Stewart
Screenplay
Philip Mackie
Screenplay
Curt Siodmak
Novel
Kenneth V. Jones
Music
Robert Huke
Photoscience Manager