Murder by Death is a 1976 American mystery comedy film with a cast featuring Eileen Brennan, Truman Capote, James Coco, Peter Falk, Alec Guinness, Elsa Lanchester, David Niven, Peter Sellers, Maggie Smith, Nancy Walker, and Estelle Winwood, written by Neil Simon and directed by Robert Moore.The plot is a broad parody or spoof of the traditional country-house whodunit, familiar to mystery fiction fans of classics such as Agatha Christie's And Then There Were None.