Outside the Three-Mile Limit (Criminal Cargo) (1940)

Government Agent Conway, posing as a crew member of a ship, is investigating the flood of counterfeit money that seemingly is originating for a gambling ship, moored off-shore beyond the three-mile limit and operated by gangster Dave Reeves. Together, Conway and his fellow G-Man, Melvin Pierce, set out to make a case against Reeves and his associates.