Monster a Go-Go!
An astronaut went up- a "guess-what" came down!
7/1/1965
Imdb: tt0059464
Tmdb: 31119
Popularity: 4.312
Vote: 2.1/10 (44)

American astronaut Frank Douglas mysteriously disappears from his spacecraft as it parachutes to Earth. He is apparently replaced by or turned into a large, radioactive, humanoid monster. A team of scientists and military men attempt to capture the monster.