Stony Brooke, Rusty Joslin and Rico, the Three Mesquiteers, are returning from Mexico and are stopped at the border by Army officials, who are attempting to apprehend smugglers who are buying cheap silver in Mexico and smuggling it into the States, where they can take advantage of a silver stabilizing measure and sell it at a high price.

Directed by: George Sherman
Written by: Earle Snell
Runtime: 56 minutes
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Cast:
Robert Livingston Robert Livingston
Stony Brooke 
Raymond Hatton Raymond Hatton
Rusty Joslin 
Duncan Renaldo Duncan Renaldo
Rico Rinaldo 
Kay Griffith Kay Griffith
Maria 
George Douglas George Douglas
Ransome 
Ruth Robinson Ruth Robinson
Mama Rinaldo