When Roy, Rusty, and Tommy join the Border Patrol, Tommy gets killed in a saloon fight by Arizona Jack. Suspended from duty, Roy and Rusty cross the border looking for the killer. Arizona Jack and mining engineer Lanning are running a gold-smuggling racket and when Roy and Rusty find Arizona's hideout, his gang captures them and they are slated to be killed.

Roy Rogers: If you can find anything that will shoot, grab it!

Rhyolite, Nevada, USA