Ladd plays a hardened gun runner whose only cares are selfish ones as he takes a shipment to Cuba for use in its fight for independence from Spain. He plans to drop the guns in Florida and take off with the gains but finds that the only way to get paid is to make the trek through the
Spanish blockade to the revolutionaries. Furthermore, the only available boat is a rickety old paddle-wheel operated by Wills, whose other passengers include rival gun runner Nolan and Podesta. Nolan is Ladd's old nemesis from the days before Ladd was dishonorably discharged from the cavalry and
Nolan was supplying the Apaches with weapons. Podesta is Cuba's Joan of Arc, returning from...