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