The soldiers are working on building a dam when 3 outlaws who robbed gold from the Denver Mint try to escape down river. O'Hara, Rusty and Rinty foil their plans.
Where to Watch Boundary Busters
Cast of Boundary Busters
James Brown
Lee AakerCpl. Rusty
Joe Sawyer
Rand BrooksCpl. Boone
Rin-Tin-Tin IIRinty
William Henry
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