Fri, Feb 10, 1961
Dr. Keel rescues a girl who tries to commit suicide by jumping into the Thames River. He discovers that the young lady is a trapeze artist with a visiting circus and foreign agents seek to capture her in order to force her father, a defecting scientist, to return to his country behind the Iron Curtain.
Fri, Feb 24, 1961
An immigrant worker in England on a forged passport picks up a radioactive isotope by mistake. Unless he's located quickly, he and anyone near him will suffer from radiation poisoning. The worker thinks the police are pursuing him because of his being an illegal alien and does his best not to be captured.