Saga of Death Valley

When the senior Roy Rogers is gunned down in front of little Tim Rogers, he is taken by the killers, leaving his older brother Roy Jr. behind and alone. Tim is raised by his father's killers and called Jerry. Fifteen years later, Roy tracks down his father's killers to bring them to justice using an alias to disguise his motives. But he finds that his little brother is a leading henchman for the killers' gang.