Cattle detective, Rocky Lane, arrives in town to investigate cattle disappearances only to realize just three cows owned by eccentric inventor, Nugget Clark, are involved. However, the disappearances lead to a deeper mystery involving dynamite explosions, rampaging cowboys and a water shortage.
| Actor | Role |
|---|---|
 Allan LaneRocky Lane | Rocky Lane |
 Black JackBlack Jack | Black Jack |
 Eddy WallerNugget Clark | Nugget Clark |
 Roy BarcroftMuley Price | Muley Price |
 Virginia HerrickMarigae Sanders | Marigae Sanders |
 Cliff ClarkHoward Sanders | Howard Sanders |
 Don HaggertyJim Benson | Jim Benson |
 Paul CampbellRalph Barrows | Ralph Barrows |
 Guy TeagueBlackie | Blackie |
| AArt DillardHenchman Pete | Henchman Pete |