The Magnetic Monster (1953)🔹

The Magnetic Monster is a 1953 US science fiction film. It features Richard Carlson, King Donovan, Jean Byron, and Harry Ellerbe. The Office of Scientific Investigations tracks down the source of increased magnetism and radioactivity in Los Angeles, and discovers that a man-made isotope is consuming available energy from nearby mass every few hours, doubling its size in the process.