Cassidy of Bar 20- Hoppy rides to the aid of a lovely lady rancher troubled by cattle rustlers and finds the town controlled by a ruthless cattle baron. So Hoppy and his sidekick Lucky get themselves arrested and sentenced to a prison detail at the villain's ranch where they discover the stolen cattle. With the fancy detective work out of the way, it's time for fast horses and flying lead as Hoppy corrals the dirty sidewinder!
Partners of the Plains- Jealousy rears its ugly head when Hoppy, foreman of a ranch owned by a strong-willed Englishwoman, becomes the target for the near-murderous schemes of the lady's fiancÃ©. The suspicious boyfriend partners up with one of Hoppy's old enemies and plots to lure our hero into the watery path of a dynamited dam. A roaring prairie fire and a fierce gun battle add to the thrilling climax of this two fisted adventure.