Roy Rogers
— Roy Rogers
Lynne Roberts
— Jean
George 'Gabby' Hayes
— Gabby
Jack La Rue
— Manuel Delgardo / Sujarno
Frank Puglia
— Don José Vargas
Paul Marion
— Carlos Vargas
Katherine DeMille
— Rita Vargas
Ethel Wales
— Aunt Felicia Vargas
Harry Woods
— Curly Calkins
Merrill McCormick
— Pedro
Fred Burns
— Settler Wagon Master
Ted Mapes
— Tall Lead Henchman
Jim Corey
— Henchman
George Montgomery
— Henchman
Al Taylor
— Henchman
Henry Wills
— Henchman
Bill Nestell
— Smelter Worker Trying to Lift Gold Ball
Buck Bucko
— Vaquero
Roy Bucko
— Vaquero
Herman Hack
— Settler
Tom Smith
— Settler (uncredited)
Blackie Whiteford
— Settler
Chuck Baldra
— Smelter Worker
Anna Demetrio
— The Dueña [unconfirmed]