John Chisum
Lawrence Murphy
Dan Nodeen
James Pepper
Pat Garrett
Alex McSween
Sheriff Brady
Henry Tunstall
Jess Evans
Sue McSween (as Lynda Day)
Billy 'The Kid' Bonney
Sallie Chisum
Amos Patton
Neemo
Bradley Morton
Justice J.B. Wilson
James J. Dolan
Charley Bowdre
Baker
Colonel Nathan Dudley
Gov. Sam Axtell
Juan Delgado
Jeff - Head Wrangler (as Bill Bryant)
Ben (as Pedro Armendariz Jr.)
Tom O'Folliard
Sgt. Braddock
Chief White Buffalo
Karl Riker
Stationmaster Elwood
Mexican Rancher
Trace - Wrangler
Cass
Pegleg on Street
Narrator - Opening Credits (voice) (uncredited)
Governor's Aide (uncredited)
Doctor (uncredited)
Boy on Town (uncredited)
Minister (uncredited)
Wrangler (uncredited)
Young Boy Loading Wagon (uncredited)
Young Girl (uncredited)
Sallie's Mother (picture in Chisum's Pocketwatch) (uncredited)
Trail Herder (uncredited)
Mexican Blacksmith (uncredited)
Blacksmith (uncredited)
Extra (uncredited)