Details
Astronomer Shinichi Tachibana has a secret identity as the superhero "Iron Sharp" and is well beloved by children. When they are attacked by a group of metallic aliens, Iron Sharp drives the aliens away. The resourceful Tachibana helps develop an electric barrier to block the aliens from coming to the Earth. After several losses by the aliens, they announce that they will invade the Earth, throwing the world into a state of panic.
Sign in to join the conversation.
Frequently asked questions
- Where can I watch Invasion of the Neptune Men online?
- You can stream Invasion of the Neptune Men on NettMovies. Open the title page and press Watch to start playback.
- When did Invasion of the Neptune Men come out?
- Invasion of the Neptune Men was released in 1961.
- What genre is Invasion of the Neptune Men?
- Invasion of the Neptune Men is a science fiction, action, and adventure film.
- How long is Invasion of the Neptune Men?
- Invasion of the Neptune Men runs about 1h 14m (74 minutes).
- Who stars in Invasion of the Neptune Men?
- Invasion of the Neptune Men stars Sonny Chiba, Shinjirō Ehara, Ryuko Mizukami, and Mitsue Komiya.
- How is Invasion of the Neptune Men rated?
- Invasion of the Neptune Men currently scores 3.1 out of 10 based on aggregated viewer ratings.
More like this

Message from Space

Occupation: Rainfall

Returner

Babylon 5: The Legend of the Rangers - To Live and Die in Starlight

The 5th Wave

Superman Returns

Halo: Nightfall

Space Battleship Yamato

Babylon 5: A Call to Arms

Monster High 2

The Avengers

Monster Hunters

Code 8 Part II

Batman and Superman: Battle of the Super Sons

Babylon 5: Thirdspace

Babylon 5: The Gathering

Timescape

Oblivion

Solo: A Star Wars Story

Superman: Man of Tomorrow