The Greatest Adventure of All Time

The Greatest Adventure of All Time, released in Japan as simply Jacob (ジェイコブ, Jeikobu), is a 1986 fantasy adventure film directed by Akira Hamashi (in his first English-language/live action film) and written by Mark Saltzman. The film was a Japanese-American co-production between Toho and Zoetrope Studios and starring Ethan Hawke, John Ritter, Adrienne King, Mako, Yosuke Natsuki and Keith David, with Harry Dean Stanton providing the voice for Orochi. It follows a boy in modern day Minnesota who discovers an ancient magic spell that brings to life entities from Japanese folklore, thus unleashing many yokai and mythical heroes into his town.

At the time of it's release, it was one of the most expensive films produced in Japan, costing about ¥100 million ($77 million in US money), the film underperformed in Japan but was a sleeper hit worldwide and has become remembered as one of the most memorable fantasy films of the 1980s.

Plot
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Cast
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Production
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Home Media
The film was first released on VHS in Japan by Toho Video, followed by a US release from Warner Home Video, a Laserdisc version followed in 1988.

The region-1 DVD was first released in 2001 by Warner Bros, containing only the North American release of the film. The only audio option is a 2.0 stereo mix in either English or Spanish. The theatrical trailer is the lone extra feature presented.

A 30th anniversary Blu-ray was released by Warner Bros. in 2016, containing both the International and Japanese theatrical cuts for the first time, along with audio commentary from director Akira Hamashi, documentaries and interviews from both 1986 and 2016, and a Japanese-language/English-subtitled feature detailing the digital restoration process of the film.