Ralph Richardson

David Preston

Margaret Leighton

Janet Preston

Campbell Singer

Inspector Hemingway

Jack Hawkins

Dr. Sparling

Michael Shepley

Major Watson

Frederick Piper

Solicitor Petheridge

Margaret Withers

Mrs. Watson

Diana Beaumont

Ellen

Archie Duncan

Station Sergeant (uncredited)

Johnnie Schofield

Joe Dobson (uncredited)