When Tasker kills Roy Rogers he takes one of his young sons. Fifteen years later the other son Roy arrives buying a ranch in the valley where Tasker now controls the water supply. Roy organizes the ranchers for a showdown with Tasker not knowing that his brother is Tasker's chief henchman.
| Actor | Role |
|---|---|
 Roy RogersRoy Rogers | Roy Rogers |
 George 'Gabby' HayesGabby | Gabby |
 Don 'Red' BarryJerry | Jerry |
 Frank M. ThomasEd Tasker | Ed Tasker |
 Doris DayAnn Meredith | Ann Meredith |
 Lew KellyMeredith | Meredith |
 Jack IngramBrace | Brace |
 Fern EmmettMiss Minnie | Miss Minnie |
| TTommy BakerRoy as a boy | Roy as a boy |
 Hooper AtchleyDr. Ward | Dr. Ward |
| BBuz BuckleyTim as a Boy | Tim as a Boy |
 Johnny BondBand Member | Band Member |
 Ed BradyRanch Hand Ben | Ranch Hand Ben |
| RRoy BuckoHenchman | Henchman |
 Fred BurnsWilson | Wilson |
 Horace B. CarpenterMan at Party | Man at Party |
 Jess CavinHenchman | Henchman |
 Lane ChandlerRoy's Father | Roy's Father |
 Jim CoreyHenchman | Henchman |
| AArt DillardHenchman | Henchman |
| PPeter FargoPhillips | Phillips |
| JJoe GarcioHenchman | Henchman |
 Helen GibsonWoman at Party | Woman at Party |
| SScotty HarrelBand Member | Band Member |
 Cactus MackMississippi | Mississippi |
| FFrankie MarvinBart | Bart |
 George MontgomeryHenchman | Henchman |
 Horace MurphyAgent Pete | Agent Pete |
| PPascale PerryRanch Hand Chet | Ranch Hand Chet |
| DDick ReinhartBand Member | Band Member |