John Curry is a friend of the Navajos who fails in his attempts to keep the white man from exploiting the tribe's secret altars. Realizing that there is oil to be found on the reservation, evil Will Newton gains entry to the area by posing as a trail guide for Elias Manton, an archeologist, and his daughter Mary.
| Actor | Role |
|---|---|
 Warner BaxterJohn Curry | John Curry |
 Marietta MillnerMary Manton | Mary Manton |
 Ford SterlingPerkins | Perkins |
 Wallace MacDonaldWill Newton | Will Newton |
 Heinie ConklinHi-Lo | Hi-Lo |
 George IrvingProf. Elias Manton | Prof. Elias Manton |
 Bernard SiegelChief Brave Bear | Chief Brave Bear |
 Guy OliverIndian Agent | Indian Agent |