Murder by Death (1976)

Five famous literary detective characters and their sidekicks are invited to a bizarre mansion to solve an even stranger mystery.

Director: Robert Moore

Cast: Peter Falk, Alec Guinness, Peter Sellers, Eileen Brennan, Truman Capote, James Coco, Elsa Lanchester, David Niven, Maggie Smith, Nancy Walker, Estelle Winwood, James Cromwell, Richard Narita, Myron, Fay Wray