William Boyd, Andy Clyde, Dick Curtis, Brad King, Jennifer Holt, Henry Hall, Weldon Heyburn, Jack Rockwell, Jimmy Wakely, Johnny Bond, Dick Reinhart, Tom London, Charles Middleton, Kermit Maynard, Ian MacDonald
Buck Peters arranges for Hoppy, California, Johnny and other cowboys to go to the aid of friends whose cattle are being rustled. Hoppy and California locate the rustlers' hideout and join the gang by posing as outlaws themselves, but must find a way to let the rest of the posse know where they are.