Characters played by William Boyd
Hopalong Cassidy
Characters played by Russell Hayden
Lucky Jenkins
Characters played by Sidney Toler
Fernando Ramirez
Characters played by Steffi Duna
Chiquita
Characters played by Sidney Blackmer
Ralph Merritt
Characters played by Pedro de Cordoba
Jose Valdez
Characters played by William Duncan
Buck Peters
Characters played by Anna Demetrio
Dolores Ramirez
Characters played by Eddie Dean
Curly (Naples in credits)
Characters played by Glenn Strange
Slim Schultz
Characters played by Jo Jo La Savio
Ernesto
Characters played by The King's Men
Singing Cowhands
Characters played by Eumenio Blanco
Bartender
Characters played by Roy Brent
Henchman
Characters played by Ken Darby
Member - The King's Men
Characters played by Jon Dodson
Member - The King's Men
Characters played by Art Felix
Henchman
Characters played by Martin Garralaga
Bolo-Carrier
Characters played by Herman Hack
Rodeo Spectator
Characters played by Bud Linn
Member - The King's Men
Characters played by Johnny Luther
Henchman
Characters played by Jack Montgomery
Barfly
Characters played by Tex Phelps
Rodeo Spectator
Characters played by George Plues
Rodeo Spectator
Characters played by Rad Robinson
Member - The King's Men
Characters played by Tony Roux
Gaucho
Characters played by George Sowards
Henchman