a Brad Grey Television production in association with HBO Original Programming ; produced by Ilene S. Landress ; executive producer, Brad Grey, David Chase ; created by David Chase
produced by Arnon Milchan ; screenplay by Sergio Leone, Leonardo Benvenuti, Piero De Bernardi, Enrico Medioli, Franco Arcalli [and others] ; directed by Sergio Leone
the Ladd Company thru Warner Bros. ; a Warner Communications Company ; Arnon Milchan presents a film by Sergio Leone ; director, Sergio Leone ; producer, Arnon Milchan ; writer, Stuart Kaminsky ... [and others]
a Paramount Picture ; produced and directed by Francis Ford Coppola ; screenplay by Francis Ford Coppola & Mario Puzo ; co-produced by Gray Frederickson & Fred Roos ; director of photography, Gordon Willis ; Coppola Company production