Stage line owner Brent has his men robbing Halliday stages and when his manager Waring learns of it, Brent has him killed. Jeff Waring arrives and takes his uncle's job. He soon learns what's happening and the Durango Kid goes into action. This keeps Halliday going and gives them a chance to get the mail contract by winning the stagecoach race.
| Actor | Role |
|---|---|
 Charles StarrettJeff Waring / The Durango Kid | Jeff Waring / The Durango Kid |
 Tex HardingTex Harding | Tex Harding |
 Dub TaylorCannonball | Cannonball |
 Carole MathewsMary Halliday | Mary Halliday |
 Bob WillsBob | Bob |
 Virginia SaleNellie | Nellie |
 Frank LaRuePostal Inspector Spencer | Postal Inspector Spencer |
 Edmund CobbSheriff Turner | Sheriff Turner |
| DDee CooperArrests McMasters | Arrests McMasters |
 Nolan LearyBill Halliday | Bill Halliday |