Saginaw Trail

Gene Autry (Gene Autry), a mounted ranger, helps protect Michigan settlers from nearby Native American tribes. After learning that a rash of attacks may be connected to a shady fur trapper, Autry sends Smiley (Smiley Burnette) to infiltrate the trapper's gang. Working undercover, Smiley learns that Jules Brissac (Eugene Borden), the area's biggest and most ruthless fur trapper, has been working with the local tribes to scare off the settlers who are ruining his lucrative business.