With the railroad coming, Nixon is after the ranchers land. Using a stooge land agent, his method is to claim the person they bought their ranches from never had title to the land and their deeds are worthless. Fereral Agent Johnny Mack arrives posing as a gunman. He is quickly onto the henchman and Land Agent and eventually suspects Nixon is the big boss. But he needs the help of ventriloquist Alibi to bring them in.

Directed by: Ray Taylor
Written by: J. Benton Cheney
Runtime: 54 minutes
Tagline: Range Pirates Walk The Plank... when Johnny's guns start laying down the law!
Cast:
Johnny Mack Brown Johnny Mack Brown
Federal Agent Johnny Mack 
Max Terhune Max Terhune
Alibi Jenkins 
Bill Kennedy Bill Kennedy
Dan Nixon - Land Agent 
Jack Ingram Jack Ingram
Henry Burke 
Riley Hill Riley Hill
Charley Lane 
Eddie Parker Eddie Parker
Big Mike - Henchman