Warner Bros. ; National Student Film Corporation presents ; screenplay by Frank and Teresa Christina ; produced by Mary Rose Solti ; directed by T.C. Frank
Twentieth Century Fox Film Corporation ; Darryl F. Zanuck presents ; produced by Samuel G. Engel ; screenplay by Samuel G. Engel and Winston Miller ; directed by John Ford
PBS ; executive producer, Sharon Grimberg ; an American Experience film in association with Apograph Productions Inc., Tecumseh LLC, Firelight Media, and Native American Public Telecommunications ; WGBH Educational Foundation ; WGBH-Boston