Keyword Fifth Column

Broadway gamblers stumble across a plan by Nazi saboteurs to blow up an American battleship.

Japanese communists attempt to take over Hawaii and only Dr. Jim Ransom can stop them.

England, 1940, during World War II. An MI5 officer, codenamed Jack King, infiltrates a network of conspirators, a British fifth column sympathetic to Nazi Germany, in order to control the organization and destroy it in the event of a German invasion. But who was he? A single person or several?

Javier Navarro, a Falangist, is ordered to infiltrate Republican Madrid to deliver a message to a member of the Fifth Column.