Invasion of the Neptune Men
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.
Below are the streaming services currently carrying the movie “Invasion of the Neptune Men” in Canada, along with how each offers it (subscription, buy, or rent) and a direct link. Licensing differs by market, so availability in Canada can differ from other countries.
Where to watch Invasion of the Neptune Men in Canada
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
Not currently available on the supported providers in Canada.
Availability can change as licenses rotate — confirm on the provider’s page before subscribing. Last checked: 16 Sept 2026.