Top cast
Ralph Richardson
David Preston
Margaret Leighton
Janet Preston
Campbell Singer
Inspector Hemingway
Jack Hawkins
Dr. Sparling
Michael Shepley
Major Watson
Frederick Piper
Solicitor Petheridge
Meriel Forbes
Peggy Dobson
Margaret Withers
Mrs. Watson
Gerald Case
Sergeant Evans
Diana Beaumont
Ellen
Archie Duncan
Station Sergeant (uncredited)
Johnnie Schofield
Joe Dobson (uncredited)
