Discover
Bob Baker
Captain Bob Bradley
Cecilia Callejo
Lorita Hernandez
Don Barclay
Sergeant Andy Sharpe
LeRoy Mason
Jack Sommers
Nina Campana
Lupe
Martín Garralaga
Don Ricardo Hernandez
Forrest Taylor
John F. Ferguson
Carlyle Moore Jr.
Bill Cody
Julian Rivero
Don Francisco Diego
Jack Kirk
Henchman Phelps
Carleton Young
Henchman Ramon
Ernie Adams
Express Rider
Chuck Baldra
Henchman
Buzz Barton
Brady
Horace B. Carpenter
Land Commissioner
Ed Cassidy
Army Captain
Joe Dominguez
Pedro
John Eberts
Hernandez's Servant
Ray Jones
Henchman
Chief Many Treaties
Chief Red Cloud
Wilbur McCauley
Henchman
Tex Palmer
Jackson, Express Rider
Tex Phelps
Jeff, Relay-Station Man
Jimmy Phillips
Relay-Station Man
Bud Pope
Bud, Henchman
Arthur Van Slyke
Postmaster General Joseph Holt
Camera
Harry Neumann
Director of Photography
Editing
Charles Craft
Editor
Camera
Harry Neumann
Director of Photography
Editing
Charles Craft
Editor