a Universal Picture ; screenplay by Felix Jackson, Gertrude Purcell, and Henry Myers ; original story, Felix Jackson ; A Joe Pasternak Production ; directed by George Marshall
National General Pictures ; written by James Lee Barrett ; produced and directed by Gene Kelly ; Firecreek / Warner Bros. Pictures ; produced by Philip Leacock ; directed by Vincent McEveety ; written by Calvin Clements
Dino De Laurentiis Productions ; produced by M.J. Frankovich and William Self ; directed by Don Siegel ; screenplay by Miles Hood Swarthout and Scott Hale