It's 1873 and the disbanded Texas Rangers have been replaced by the corrupt Texas State Police. Steve Lanning arrives posing as a wanted outlaw to get in with them in his attempt to have them replaced. His inside work helps the Durango Kid break up the State Police raids but he is in trouble when his secret identity as Durango becomes known to them.
| Actor | Role |
|---|---|
 Charles StarrettSteve Lanning / The Durango Kid | Steve Lanning / The Durango Kid |
 Nancy SaundersClaire Ross | Claire Ross |
 Don ReynoldsTommy Ross | Tommy Ross |
 Fred F. SearsTracy Beaumont | Tracy Beaumont |
 Doye O'DellGuitar Player | Guitar Player |
 Smiley BurnetteSmiley Burnette | Smiley Burnette |
| LLynn FarrHenchman Slim (uncredited) | Henchman Slim (uncredited) |
 Herman HackBarfly (uncredited) | Barfly (uncredited) |
| PPatrick HurstBill Webster (uncredited) | Bill Webster (uncredited) |
 Jack IngramCaptain Buff Tyson (uncredited) | Captain Buff Tyson (uncredited) |
 Frank LaRueWilson (uncredited) | Wilson (uncredited) |
| RRussell MeekerCharlie (uncredited) | Charlie (uncredited) |
| PPhilip MorrisHomer Ross (uncredited) | Homer Ross (uncredited) |
 Eddie ParkerHenchman Red Jordan (uncredited) | Henchman Red Jordan (uncredited) |
 Maudie PrickettMrs. Wallace (uncredited) | Mrs. Wallace (uncredited) |