Skip to content
What's After the Movie?
Action adventure film

Invasion of the Neptune Men (1961): Cast

Invasion of the Neptune Men (1961) movie poster

Invasion of the Neptune Men is a 1961 action adventure film directed by Koji Ota, starring Sonny Chiba as Tachibana - Scientist / Space Chief, Rinichi Yamamoto and Kappei Matsumoto. It runs 1 hour 14 minutes.

Loading streaming availability…
Invasion of the Neptune Men (1961) movie poster
Released
Runtime
1h 14m (74 min)
Director
Koji Ota
Genres
Action , Adventure , Sci-Fi
Original language
Japanese
After the credits
No No extra scene
The story

What Is Invasion of the Neptune Men About?

The premise of Invasion of the Neptune Men without spoilers.

Shinichi Tachibana, an astronomer who secretly fights crime as the beloved hero Iron Sharp, confronts a wave of metallic alien invaders. After repelling their initial assault, he helps create an electric barrier to keep the creatures off Earth. Despite several defeats, the aliens declare a full‑scale invasion, plunging the world into panic.

Loading streaming availability…
Cast & crew

Invasion of the Neptune Men Cast & Characters

Sonny Chiba leads the cast as Tachibana - Scientist / Space Chief, with Rinichi Yamamoto and Kappei Matsumoto as Tanigawa Hiroshi. Directed by Koji Ota; 25 actors are credited in all.

Videos

Invasion of the Neptune Men Trailers & Videos

The trailer of Invasion of the Neptune Men.

Invasion of the Neptune Men (1961) Trailer

Seen Invasion of the Neptune Men?

FAQ

Invasion of the Neptune Men FAQ: Cast & Runtime

Runtime, release date, director, cast, post-credit scenes and language of Invasion of the Neptune Men, each answered in a sentence.

How long is Invasion of the Neptune Men?

Invasion of the Neptune Men runs 1 hour 14 minutes (74 minutes).

When was Invasion of the Neptune Men released?

Invasion of the Neptune Men was released on July 19, 1961.

Who directed Invasion of the Neptune Men?

Invasion of the Neptune Men was directed by Koji Ota.

Who is in the cast of Invasion of the Neptune Men?

Invasion of the Neptune Men stars Sonny Chiba as Tachibana - Scientist / Space Chief, Rinichi Yamamoto and Kappei Matsumoto as Tanigawa Hiroshi, among 25 credited actors.

Does Invasion of the Neptune Men have a post-credit scene?

No. Invasion of the Neptune Men has no extra scene during or after the credits.

What language is Invasion of the Neptune Men in?

The original language of Invasion of the Neptune Men is Japanese.

Coming soon to your phone

The Plot Explained Movie Summary App

From blockbusters to hidden gems: plot summaries, endings explained and timelines on your phone. Save your favorites and never miss a twist again.

Be the first to know when it launches. Your email stays private, always. Learn more about the app