Calificación
Reparto

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)