Gene returns from the East with new ranch owner Tom Bennett to find everyone's cattle dying. Blaine has reopened the copper mine and the waste is poisoning the water supply. While Gene is away Tom confronts the miners and a man is killed in the ensuing gunfight. Now Gene not only has the dying cattle problem but his ranch owner is in jail.
Gene Autry
Smiley Burnette
Mary Lee
Julie Bishop
Edward Norris
Addison Richards
Arthur Loft
Edmund Elton
Joe McGuinn
Edmund Cobb
Robert Barron
Fred 'Snowflake' Toones