Movie

Invasion of the Neptune Men

★ 3.1(28)19611h 14m

Invasion of the Neptune Men isn't available to stream, rent or buy in Thailand right now. Availability changes often, so check back soon. Availability checked 24 July 2026.

Where to watch Invasion of the Neptune Men

🇹🇭 Thailand

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Streaming in other regions

🇨🇦 CA🇯🇵 JP🇲🇽 MX🇺🇸 US

Good to know

Director: Koji Ota
Release date: 1961-07-19
Runtime: 1h 14m
Language: Japanese
Status: Released
Country: Japan
Studio: Toei Company

Invasion of the Neptune Men — trailer

About Invasion of the Neptune Men

Invasion of the Neptune Men is a 1961 movie in the Science Fiction, Action and Adventure genres, directed by Koji Ota, starring Sonny Chiba, Shinjirō Ehara and Ryuko Mizukami. It has a runtime of 1 hour 14 minutes. It holds an average rating of 3.1/10 from 28 viewers. Below you can see where to watch Invasion of the Neptune Men in Thailand — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

Synopsis

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.

Cast

Sonny Chiba

Tachibana - Scientist / Space Chief

Shinjirō Ehara

Ryuko Mizukami

Tanigawa Yoko

Mitsue Komiya

Seiichirō Kameishi

Shiro Okamoto

Rinichi Yamamoto

Kappei Matsumoto

Tanigawa Hiroshi

Takashi Kanda

Ken Sudo

Junji Masuda

Koji Sahara

Garrison Chief Mikami

Themes & keywords

alien invasionplanet neptune

Frequently asked questions

Where can I watch Invasion of the Neptune Men in Thailand?+

Invasion of the Neptune Men is not currently listed on any streaming, rental or purchase service in Thailand. Availability changes often, so check back or switch your region.

Is Invasion of the Neptune Men on Netflix?+

Invasion of the Neptune Men is not on Netflix in Thailand right now.

How long is Invasion of the Neptune Men?+

Invasion of the Neptune Men has a runtime of 1 hour 14 minutes (74 minutes).

Who stars in Invasion of the Neptune Men?+

Invasion of the Neptune Men stars Sonny Chiba, Shinjirō Ehara, Ryuko Mizukami, Mitsue Komiya and Seiichirō Kameishi.

When did Invasion of the Neptune Men come out?+

Invasion of the Neptune Men is a 1961 movie directed by Koji Ota.

What genre is Invasion of the Neptune Men?+

Invasion of the Neptune Men is Science Fiction, Action and Adventure film.

Who directed Invasion of the Neptune Men?+

Invasion of the Neptune Men was directed by Koji Ota.