The Key (1974): cast, story & where to watch
1974 · Film · ★ 2

Released in 1974, The Key is a notable film directed by Tatsumi Kumashiro, running about 90 minutes.
What it’s about. A college professor wants to bring the joys of sex to his frigid wife. He convinces his son in law to sleep with her because the idea arouses him, while also making him insanely jealous. The professor keeps a journal of his fantasies in a locked cupboard and hopes that his wife will find the key and read it.
Who’s in it. The Key stars Shigeko Ando, Yuki Aresa as Ikuko, Moeko Ezawa and Hideo Kanze, among others.
How it landed. With an audience score of 2.0/10, The Key has proved divisive with audiences.
Where to watch. Streaming options change often. See the full, country-by-country breakdown on our where to watch The Key page.
Frequently asked
- Where can I watch The Key (1974)?
- Streaming, rental and purchase options for The Key change frequently. Check our where-to-watch page for the latest availability in your country.
- Is The Key worth watching?
- The Key holds an audience score of 2.0 out of 10. Reactions are mixed, so it may depend on taste.
- Who stars in The Key?
- The Key stars Shigeko Ando, Yuki Aresa, Moeko Ezawa, Hideo Kanze and Yoshi Katō.
- When was The Key released?
- The Key was released in 1974, with a runtime of about 90 minutes.
