Cast
Maxine Audley
Marion Fane
Miles Malleson
Dr. Miller
Bernard Lee
Dr. Frank Shears
Siegfried Lowitz
Mr. Walters
Ann Sears
Stevenson's secretary
Bryan Pringle
Dance Hall MC (uncredited)
John Junkin
Frederick (uncredited)
Jack MacGowran
Furber
Allan Cuthbertson
Da Silva
Alister Williamson
Inspector Pike
Peter van Eyck
Dr. Peter Corrie
Cecil Parker
Stevenson
George A. Cooper
Thomas Gabler
Dieter Borsche
Dr. Miller
Anne Heywood
Anna Holt
Ellen Schwiers
Ella
Hans Nielsen
Immerman
Jeremy Spenser
Martin Holt