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