Where to Watch Invasion of the Neptune Men

Yearning to watch 'Invasion of the Neptune Men' on your TV or mobile device at home? Tracking down a streaming service to buy, rent, download, or watch the Koji Ota-directed movie via subscription can be a huge pain, so we here at Moviefone want to do the heavy lifting.

Below, you'll find a number of top-tier streaming and cable services - including rental, purchase, and subscription options - along with the availability of 'Invasion of the Neptune Men' on each platform when they are available. Now, before we get into the fundamentals of how you can watch 'Invasion of the Neptune Men' right now, here are some specifics about the Toei Company adventure flick.

Released , 'Invasion of the Neptune Men' stars Sonny Chiba, Shinjirō Ehara, Ryuko Mizukami, Mitsue Komiya The movie has a runtime of about 1 hr 14 min, and received a user score of 27 (out of 100) on TMDb, which compiled reviews from 26 knowledgeable users.

Curious to know what the movie's about? Here's the plot: "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."

'Invasion of the Neptune Men' is currently available to rent, purchase, or stream via subscription on Amazon Video, AMC+, Plex Channel, Shout! Factory TV, Plex, The Roku Channel, Shout! Factory Amazon Channel, AMC+ Amazon Channel, Philo, AMC Plus Apple TV Channel , Tubi TV, and Pluto TV .