
Invasion of Astro-Monster
Astronauts Glenn and Fuji investigate Planet X and encounter mysterious aliens known as the Xiliens, who ask Earth's people to help save their world from "Monster Zero". In exchange for borrowing Godzilla and Rodan, the Xiliens offer a cure for cancer. As Glenn investigates, he develops a romance with Miss Namikawa and uncovers the Xilien's true intentions.
Release Year
1965
Runtime
96 min
Audience Score
6.8
Genres
Science Fiction, Action
Story Snapshot
Astronauts Glenn and Fuji investigate Planet X and encounter mysterious aliens known as the Xiliens, who ask Earth's people to help save their world from "Monster Zero". In exchange for borrowing Godzilla and Rodan, the Xiliens offer a cure for cancer. As Glenn investigates, he develops a romance with Miss Namikawa and uncovers the Xilien's true intentions.
More To Explore
Use the related picks and curated discovery pages below to keep browsing movies with a similar tone, cast appeal, or genre mix.
DISCOVERY PATHS
These curated pages are the fastest way to keep the same mood, genre, or recommendation intent going.
Guides
Movies Like Interstellar
The best movies like Interstellar for viewers chasing space scale, emotional sci-fi, time-bending ideas, and thoughtful spectacle.
Best Mind-Bending Movies
Twisty sci-fi and thriller movies for viewers who want clever plots and endings worth talking about.
Best Space Movies
A clean starting point for space epics, survival stories, and science fiction with scale.
Lists
Best Action Movies of 2025
A fast route into the most clickable action movies people are likely to looking for for this year.
Science Fiction Worlds To Explore
A discovery page for space stories, future worlds, and bigger-concept sci-fi picks.
Best Sci-Fi Movies Right Now
The best sci-fi movies right now for viewers who want big ideas, strong atmosphere, and instantly watchable recommendations.
Topics
Science Fiction Worlds
Explore ambitious sci-fi movies and shows, from space stories to mind-bending future worlds.
Space and Survival
A focused topic for viewers who want isolation, endurance, danger, and scale in sci-fi storytelling.
Superhero Universe
A hub for superhero movies, comic-book franchises, and connected blockbuster universes.
SIMILAR MOVIES
If you liked this one, these are good places to keep going.







