Walt Disney Animation Studios ; directed by Jared Bush, Byron Howard ; co-directed by Charise Castro Smith ; produced by Yvet Merino, Clark Spencer ; screenplay by Charise Castro Smith, Jared Bush ; story by Jared Bush, Byron Howard, Charise Castro Smith, Jason Hand, Nancy Kruse, Lin-Manuel Miranda
Franco Cristaldi presenta un film di Federico Fellini ; soggetto e sceneggiatura, Federico Fellini, Tonino Guerra ; una esclusivita P.I.C. ; co-produczioni italo-francese, F.C. Produzioni (Roma)-P.E.C.F. (Paris)