Where to watch Invasion of the Neptune Men (1961) in the UK
Invasion of the Neptune Men (1961) is not currently listed on any UK streaming, rental, or purchase service. Last verified on 17 May 2026 by ScreenSearch.
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.
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Invasion of the Neptune Men (1961) Trailer
Streaming options in the United Kingdom
Updated daily from The Movie Database. Outbound links open the provider directly.
This may be because: (a) the title hasn't been released in the UK yet, (b) it's on physical media only, or (c) the licence has temporarily lapsed. Streaming availability changes frequently — check back daily.
Last verified: — sourced from The Movie Database. Machine-readable: Markdown · JSON.
Cast & crew
Top-billed cast in Invasion of the Neptune Men.
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Sonny ChibaTachibana - Scientist / Space Chief -
Shinjirō Ehara -
Ryuko MizukamiTanigawa Yoko -
Mitsue Komiya -
Seiichirō Kameishi -
Shiro Okamoto
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Rinichi Yamamoto -
Kappei MatsumotoTanigawa Hiroshi
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Invasion of the Neptune Men — frequently asked questions
Where can I watch Invasion of the Neptune Men in the UK?
Invasion of the Neptune Men (1961) is not currently listed by any UK streaming, rental, or purchase service in our daily-updated TMDB feed. It may be on physical media, an aggregator, or pending a UK release. Check back later — availability changes frequently.
Is Invasion of the Neptune Men on Netflix, Disney+ or Amazon Prime Video in the UK?
Invasion of the Neptune Men is not currently included with any major UK subscription service. It may still be available to rent or buy.
How accurate is this film's availability data?
Availability is sourced from The Movie Database (TMDB), which in turn pulls from JustWatch. Listings are refreshed daily. For purchase decisions, the provider's own site is the source of truth.
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