Allied Artists Pictures Corporation and ABC Pictures Corp. present an ABC Pictures Corp. production ; a Feuer & Martin production ; produced on the New York stage by Harold Prince ; screenplay by Jay Allen ; produced by Cy Feuer ; directed by Bob Fosse
directed & edited by Emre Sahin ; producer, Allison Hynes ; produced by Authentic Entertainment, Inc. in association with Thirty Four Productions, LLC for the History Channel
una produzione associata RAI-Radiotelevisione Italiana TV-2, Vides Cinematografica ; sceneggiattura, Francesco Rosi, Tonino Guerra, Raffaele La Capria ; regia, Francesco Rosi