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.
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GoodWatch score 79
GoodWatch score 86
GoodWatch score 76
GoodWatch score 74
GoodWatch score 85
GoodWatch score 80
GoodWatch score 62
GoodWatch score 79July 19, 1961 · 1 h 14 min · Violence
The Load, Curb-Stomp Battle, Deflector Shields +9
6 questions, like "Where can I stream Invasion of the Neptune Men?"
Quick answers from GoodWatch data.
In the United States, Invasion of the Neptune Men streams on Philo, AMC+, YouTube TV, AMC, and Shout! Factory, and it is free with ads on Plex, The Roku, Hoopla, Shout! Factory TV, and Tubi TV. It also streams in 3 other countries.
Reviews are weak, with a GoodWatch score of 23 (IMDb 2.3).
Yes: its content advisories are violence, and the viewing guide lists it for kids.
Yes: it's easy to follow, with complexity at only 5 of 10, and the viewing guide calls it good for background watching.
No, it was made in Japanese.
TV Tropes lists 30 tropes for it, including The Load, Curb-Stomp Battle, and Deflector Shields.
2.3
