Peter Cushing
Harry Fordyce
André Morell
Colonel Gore Hepburn (as Andre Morell)
Norman Bird
Arthur Sanderson
Kevin Stoney
Detective Inspector Mason
Jimmy Cains
Sidewalk Santa Claus (uncredited)
Vera Cook
Mary Fordyce (voice) (uncredited)
Charles Morgan
Det. Sgt. Collins (uncredited)
Paddy Smith
Bank Customer (uncredited)
Fred Stone
Window Cleaner (uncredited)
Gareth Tandy
Tommy Fordyce (voice) (uncredited)
Graham Tonbridge
Bank Customer (uncredited)