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Mission: Iron Castle

6.319701h 19mMovieActionDramaCrime

The Shinobi-no-Mono series was so successful that Daiei Studios dipped into the well one more time, making the best 60′s B&W ninja movie ever seen in the otherwise color-dominated year of 1970. Issei Mori directs Hiroki Matsukata as…

DirectorKazuo Mori

WriterYamada Takayuki

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Mission: Iron Castle was released on February 7, 1970 but we couldn't find it on any streaming service yet. Rights can change — try again later.

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Cast · Directed by Kazuo Mori

More from Hiroki Matsukata · Lead actor

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More from Kazuo Mori · Director

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1972 · 8.0

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Mission: Iron Castle — streaming FAQ

Which OTT platform streams Mission: Iron Castle?

Mission: Iron Castle isn't streaming anywhere in United States yet.

Is Mission: Iron Castle on Netflix?

No, Mission: Iron Castle is not on Netflix in United States as of September 2026.

Is Mission: Iron Castle on Amazon Prime Video?

No, Mission: Iron Castle isn't on Amazon Prime Video in United States right now.

Where can I watch Mission: Iron Castle for free?

Mission: Iron Castle isn't streaming in United States yet, so there's no way to watch it free at the moment.

What is the OTT release date for Mission: Iron Castle?

Mission: Iron Castle hasn't started streaming in United States yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around March 28, 1970. This is a prediction, not a confirmed date.

Is there a sequel to Mission: Iron Castle?

Mission: Iron Castle is currently the latest film in the Shinobi No Mono Collection.

Is there a prequel to Mission: Iron Castle?

Yes — Shinobi no mono 8: The Three Enemies (1966) comes before Mission: Iron Castle in the Shinobi No Mono Collection.

Is Mission: Iron Castle part of a trilogy?

No — Mission: Iron Castle is part of the Shinobi No Mono Collection, which has 9 films.

How many movies are in the Shinobi No Mono Collection?

There are 9 films in the Shinobi No Mono Collection: Ninja, A Band of Assassins (1962), Shinobi no Mono 2: Vengeance (1963), Shinobi no Mono 3: Resurrection (1963), Shinobi no Mono 4: Siege (1964), Shinobi No Mono 5: Return of Mist Saizo (1964), Shinobi No Mono 6: The Last Iga Spy (1965), Shinobi no mono 7: Mist Saizo Strikes Back (1966), Shinobi no mono 8: The Three Enemies (1966) and Mission: Iron Castle (1970).