Invasion of the Astro-Monster 1965 (Japan), also known as Godzilla v.s Monster Zero, Monster Zero, Great Monster war, is Japan drama premiere on Dec 19, 1965
n the 1960s, two astronauts, Fuji and Glenn, are sent to investigate the surface of the mysterious "Planet X". There they encounter advanced and seemingly benevolent human-like beings called the Xiliens and their leader The Controller. The aliens usher the astronauts into their underground base, and moments later the surface is attacked by a creature the Xiliens call "Monster Zero" the astronauts recognize as King Ghidorah, a planet-destroying monster that had attacked Earth once forcing them to live underground in constant fear. He requests to borrow the Earth monsters Godzilla and Rodan to act as sentries against Ghidorah's attacks, in return for the cure for cancer an inventor named Tetsuo has designed a personal alarm that emits an ear-splitting electric siren. He sells it to a businesswoman named Namikawa,Glenn and Fuji begin to worry that the Xiliens may have ulterior motives Xiliens surrender Earth to the Xiliens or be destroyed by Godzilla, Rodan, and Ghidorah, who are under the aliens' control.