This Zane Grey adaptation stars square-jawed Jack Holt as a lawman going undercover to ferret out a notorious cattle rustler.
| Actor | Role |
|---|---|
 Jack HoltJack Rock | Jack Rock |
 Nora LaneLeatrice Preston | Leatrice Preston |
 John LoderAshleigh Preston | Ashleigh Preston |
 Christian J. FrankChuck | Chuck |
 Gilbert HolmesShorty (as Pee Wee Holmes) | Shorty (as Pee Wee Holmes) |
 Chester ConklinWindy | Windy |
 Pat HarmonClink Peeples | Clink Peeples |
 Alfred AllenAmos Dabb | Amos Dabb |
 Guy OliverClark | Clark |