Stream the full Mystery Science Theater 3000 Season 12 Episode 3 movie online for free in crystal-clear HD quality. No downloads required—just press play and enjoy the action, complete with English subtitles for an enhanced viewing experience.
Man has finally conquered the ocean. America's first self-contained undersea laboratory is the pride of the nation, and expectations are high for an elaborate undersea mining operation. What wasn't expected was the inhabitants of an undiscovered world.