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