a Warner Bros. Pictures presentation in association with Legendary Pictures and Virtual Studios ; a Mark Canton/Gianni Nunnari production ; a Zack Snyder film ; produced by Gianni Nunnari ; produced by Mark Canton ; produced by Bernie Goldmann, Jeffrey Silver ; screenplay by Zack Snyder & Kurt Johnstad and Michael B. Gordon ; directed by Zack Snyder
Warner Bros.-Seven Arts presents a Batjac production ; screenplay by James Lee Barrett ; produced by Michael Wayne ; directed by John Wayne and Ray Kellogg