An English language version of Urutoraman: Kûsô tokusatsu shirîzu (1966) following a man named Hayata who transforms into a giant superhero named Ultraman to fight alien invaders and giant monsters that threatened earth.
When the world is threatened by alien invaders and giant prehistoric monsters, there is only one agency equipped to handle the situation, The Science Patrol, and ultrasophisticated police force equipped with high tech weaponry and space crafts. Led by Captain Muramatsu, The team defends the planet from the unknown. When their weaponry can't stop there foes, one of their members, Hayata, transforms into the giant superhero from nebula M713... Ultraman!—Jon Shaffer