Doc Holliday Nicholas Earp Irmãos Earp William Barclay "Bat" Masterson Edward J. Masterson Mary Catherine Elder Haroney (Bid Nose Kate) Johnny Behan Kevin Costner (Wyatt Earp) Dennis Quaid (Doc Holliday)
Isabela Rossellini (Big Nose Kate) Mark Harmon (Johnny Behan)
Gene Hackman (Nicholas Earp) Bill Pullman e Tom Sizemore (Ed e Bat Masterson)