Hopalong Cassidy helps to free his friends held by trigger-happy outlaws and bring these men to justice.

Cassidy, a lightning fast, black-gloved gunfighter, seeks to avenge the death of innocent victims at the hands of a jealous outlaw. Now accompanied by two ranch hands, Cassidy's trail will have him face near death and an inevitable duel, which will prove who is the fastest gunfighter in the West.