THE SECRET CODE starring Paul Kelly
It is the height of World War II and America is plagued by a massive wave of sabotage by Nazi spies. The only way to break up the spy ring is to infiltrate them and learn the secret of their unbreakable code. Police officer Dan Barton secretly volunteers to go undercover and gets himself thrown off the force. After he steals a new rubber formula, Barton is brought into the Nazi spy ring, where he learns that his government contact, and the only man to know he is really an undercover agent, has been assassinated. Determined to beat the Nazis at their own game, Barton pretends to be a traitor to his own country, while foiling their attempts at sabotage disguised as the masked Black Commando!