Confidential

Two U.S. Treasury ("T-men") agents go undercover in Detroit, and then Los Angeles, in an attempt to break a U.S. currency counterfeiting ring.

Frank Warren is a treasury agent assigned to put an end to the activities of a powerful mob crime boss. Frank works undercover, posing as a criminal to seek information, but is frustrated when all he finds are terrified witnesses and corrupt police officers.

Secret Service agents make a deal with a counterfeiting inmate to be released on early parole if he will help them recover some bogus moneymaking plates, but he plans to double-cross them.

As a math savant uncooks the books for a new client, the Treasury Department closes in on his activities and the body count starts to rise.

The Treasury Department plants a female agent in the office of a luggage company that is suspected of smuggling diamonds.