Dead Man's Folly is a 1986 Anglo-US 'Agatha Christie' television crime drama mystery film. It features Peter Ustinov, Jean Stapleton, Constance Cummings, Tim Pigott-Smith, Jonathan Cecil, and Kenneth Cranham. ♾️ During a murder hunt game at a country house, to which Hercule Poirot is invited as an 'expert', a real murder occurs.