Home on the Prairie (1939)

When shifty cattlemen Belknap Walter Miller and HR Shelby Gordon Hart are caught shipping infected animals to Mexico they frame inspector Gene Autry Now Autry and his sidekick Frog Millhouse Smiley Burnette must catch the bad guys in the act and set things straight June Storey costars as rancher Martha Wheeler Autry sings Im Gonna Round Up My Blues Moonlight on the Ranch House and Big Bull Frog