Four Flies on Grey Velvet

A musician is stalked by an unknown homicidal maniac, who blackmails him for the accidental killing of another stalker.

Director: Dario Argento

Cast:Michael Brandon , Mimsy Farmer , Jean-Pierre Marielle , Aldo Bufi Landi , Calisto Calisti , Marisa Fabbri , Oreste Lionello , Fabrizio Moroni , Corrado Olmi , Stefano Satta Flores , Laura Troschel , Francine Racette , Bud Spencer , Dante Cleri , Guerrino Crivello , Gildo Di Marco , Tom Felleghy , Leopoldo Migliori