Astronauts encounter the Xiliens, who ask Earth to help save them from "Monster Zero", but when one of the astronauts romances a mysterious woman, he discovers the aliens' true intentions.
Mitsuo Tsuda
Xian
Shigeo Katô
JSDF member
Akio Kusama
Government Official
Someshô Matsumoto
Buddhist Priest
Kaijû sôshingeki
1968
