Trouble in Colorado is tying up Union troops needed back east during the Civil War and Lieut. Burke is sent to investigate. Macklin and his gang are causing the problems and Capt. Mason joins them. When Burke catches up with them he also finds Mason, his brother.
Milburn Stone
Don Burke - alias Capt. Donald MasonGeorge 'Gabby' Hayes
GabbyArthur Loft
Jim Macklin - Indian CommissionerRay Bennett
Fred - HenchmanJames C. Morton
Stagecoach Station ManagerRoy Rogers
Jerry BurkeStanley Andrews
Col. GibbonsIron Eyes Cody
Indian Henchman