Hoppy returns to find Johnny in trouble. Buck Peters has been shot by Porter who made it look like Johnny did it. When Johnny flees he runs into Linda. He takes a liking to her only to learn her father Shanghai is one of Porter's gang. Going after Shanghai, he gets captured by the gang and Porter now plans to kill him. But Hoppy is near by and Johnny will get unexpected help from Shanghai.
William Boyd
as Hopalong Cassidy
James Ellison
as Johnny Nelson
Muriel Evans
as Linda McHenry
George 'Gabby' Hayes
as Shanghai McHenry
Chester Conklin
as Sandy McQueen
Al Bridge
as Sam Porter
Willie Fung
as Wong
Howard Lang
as Buck Peters
Hank Mann
as Tom
James Pier Mason
as Hoskins