Cowboy is hired by an archaeologist to help find "Hidden Valley", where an Indian gold treasure is supposed to be buried. Just when he finds it, the archaeologist is killed, and the cowboy his charged with his murder.
| Actor | Role |
|---|---|
 Bob SteeleBob Harding | Bob Harding |
 Gertrude MessingerJoyce Lanners | Joyce Lanners |
 Francis McDonaldFrank Gavin | Frank Gavin |
 Ray HallorJimmie Lanners | Jimmie Lanners |
 John ElliottJudge | Judge |
| AArthur MillettSheriff Dave Bristow | Sheriff Dave Bristow |
| VV.L. BarnesMcCord - Prospector | McCord - Prospector |
 George 'Gabby' HayesGavin Henchman - Dark Hat | Gavin Henchman - Dark Hat |
| JJoe De La CruzGomez - Gavin Henchman | Gomez - Gavin Henchman |
 Dick DickinsonGavin Henchman - White Hat | Gavin Henchman - White Hat |
 Artie OrtegoIndian Guide | Indian Guide |
 Earl DwireProsecuting Attorney | Prosecuting Attorney |
| JJack EvansDeputy on Desert | Deputy on Desert |
 Herman HackIndian Medicine Man / Posse Rider | Indian Medicine Man / Posse Rider |
 William McCallDeputy Bill | Deputy Bill |
| VVerner L. SmithVern Smith - Blimp Pilot | Vern Smith - Blimp Pilot |