The Phantom From 10,000 Leagues (1955)

Synopsis: Another of the world's teeming supply of mad scientists manages to rouse a horrible monster out of the ocean using radioactivity. It attacks the coastline viciously, and must be stopped at all costs! Fortunately, a shrewd scientist and his partner in investigation, a government sleuth,... Another of the world's teeming supply of mad scientists manages to rouse a horrible monster out of the ocean using radioactivity. It attacks the coastline viciously, and must be stopped at all costs! Fortunately, a shrewd scientist and his partner in investigation, a government sleuth, manage to track the creature's insane inventors down. [More]