A security leak is found at a Southern California atomic plant. The authorities stand in fear that the information leaked would go to a hostile nation. To investigate the case more efficiently, Dan O'Hara, an FBI agent, and Philip Grayson, ...
El prestigioso FBI y la efectiva Scotland Yard colaboran juntos para desmantelar a un peligroso grupo de espías de tendencias comunistas que, en colaboración con un importante científico americano, está sacando del país importantes sec...
