Hoppy and new sidekick California Carlson head to California to help out Lucky Jenkins.
| Actor | Role |
|---|---|
 William BoydHopalong Cassidy | Hopalong Cassidy |
 Russell HaydenLucky Jenkins | Lucky Jenkins |
 Andy ClydeCalifornia Carlson | California Carlson |
 Morris AnkrumBruce Morgan | Bruce Morgan |
 Morgan WallaceCaptain Andrews | Captain Andrews |
| TThornton EdwardsPico | Pico |
 Esther EstrellaPaquita | Paquita |
 Davison ClarkThompson | Thompson |
 Dick CurtisGardner | Gardner |
| GGeorge LollierDave | Dave |
 Glenn StrangeStokes | Stokes |
 Neyle MorrowJuanito | Juanito |
| BBuck BuckoHenchman | Henchman |
| RRoy BuckoHenchman | Henchman |
 Fred BurnsRancher | Rancher |
| RRoy ButlerSam | Sam |
 Tex CooperRancher | Rancher |
 Jim CoreyHenchman | Henchman |
| CCarlos De ValdezDon Ricardo Valez | Don Ricardo Valez |
 Frank EllisHenchman | Henchman |
 Herman HackHenchman | Henchman |
| JJack KingHenchman (uncredited) | Henchman (uncredited) |
| FFrank McCarrollTownsman / Henchman | Townsman / Henchman |
 John 'Skins' MillerHerman | Herman |
 Milburn MoranteTownsman | Townsman |
 George MorrellGambler | Gambler |
| CChuck MorrisonHenchman | Henchman |
 Charles MurphyStage Guard | Stage Guard |
 Bill NestellBurly Henchman | Burly Henchman |
 Cliff ParkinsonStage Driver | Stage Driver |