Stephen Westcott and Ed Martin scheme to put Jane Travers' wagon line out of business. They want to use it take over all the wagon- train traffic going west. Hoppy, California and Lucky must make sure that doesn't happen.
| Actor | Role |
|---|---|
 William BoydHopalong Cassidy | Hopalong Cassidy |
 Russell HaydenLucky Jenkins | Lucky Jenkins |
 Andy ClydeCalifornia Carlson | California Carlson |
 Minna GombellJane Travers | Jane Travers |
 Morris AnkrumStephen Westcott | Stephen Westcott |
| GGeorgia EllisDiana Westcott | Diana Westcott |
 Trevor BardetteEd Martin | Ed Martin |
| PPat J. O'BrienJim Ferber | Jim Ferber |
 Ray BennettPete Gregg | Pete Gregg |
| JJosé Luis TortosaDon Pedro | Don Pedro |
| JJohn BeachBar 20 Hand | Bar 20 Hand |
 Fred BurnsLuke | Luke |
| AArt DillardHenchman | Henchman |
 Martín GarralagaPadre | Padre |
 Charles MurphyFiesta Guest | Fiesta Guest |
 Bill NestellTravers Hand | Travers Hand |
 Tex PhelpsTex | Tex |
 George SowardsBar 20 Hand | Bar 20 Hand |
 Henry WillsBar 20 Hand | Bar 20 Hand |
| WWen WrightBar 20 Hand | Bar 20 Hand |