"The Phantom Creeps" Episode 12, titled "To Destroy the World," brings the classic 1939 serial to a dramatic conclusion. Dr. Zorka's apocalyptic plan reaches its zenith as he unleashes a deadly substance, intending to bring about global destruction. Government agents and journalist Jean Drew engage in a final, desperate effort to thwart Zorka's malevolent ambitions. The episode is marked by intense confrontations, perilous situations, and a race against time to avert disaster. As the protagonists face the ultimate challenge, "To Destroy the World" delivers a riveting climax, concluding the science fiction serial with a resolution to the ongoing battle against Zorka's reign of terror.