Pony Express (1953)

"GALLOPING THRILLS! A mighty adventure when America's destiny rode in the saddle bags of the...PONY EXPRESS"

Buffalo Bill and Wild Bill Hickok join forces to establish a mail route that can get mail from St. Joseph, Missouri, to Sacramento, California, in ten days. Along the way they must battle bad weather, hostile Indians and outlaws intent on robbing the mail and shutting down the entire operation.