Hoppy is hired by Editor Saunders to investigate the murder of a miner, whose claim is owned by Lilli Marsh. As the new Marshal, Hoppy discovers that Lilli's henchman, Blackie, is the killer, and sets out to take down his gang and face Lilli alone.
Hopalong Cassidy Returns
A newspaper editor enlists the help of his former friend Hoppy to become the marshal of a corrupt town plagued by crime and violence targeting vulnerable miners.