Movie guide
Insidious: The Last Key (2018): movie guide
Insidious: The Last Key (2018) is a Horror, Thriller running about 103 minutes. It holds a TMDB score of 6.3/10 from 3,349 votes. Notable cast includes Lin Shaye, Leigh Whannell, Angus Sampson, Kirk Acevedo. Cinema Box covers trailers, cast, and details for discovery — not full streaming.
- Released: 2018-01-03
- Runtime: 103 min
- TMDB: 6.3/10
- Genres: Horror, Thriller
Last updated: 2026-11-11 · First listed: 2018-01-03

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What is Insidious: The Last Key about?
Parapsychologist Elise Rainier and her team travel to Five Keys, NM, to investigate a man’s claim of a haunting. Terror soon strikes when Rainier realizes that the house he lives in was her family’s old home.
Cast highlights
Insidious: The Last Key features Lin Shaye, Leigh Whannell, Angus Sampson, Kirk Acevedo, Caitlin Gerard, Spencer Locke. Open the Cinema Box title page for the full cast list and character credits.
Key facts
Release date: 2018-01-03. Runtime: 103 minutes. TMDB score: 6.3/10 (3,349 votes). Genres: Horror, Thriller. Original language: en. Status: Released.
Discover Insidious: The Last Key on Cinema Box
Cinema Box is a movie and TV discovery app for Android. Use it to browse Insidious: The Last Key, watch official trailers when available, save titles to your list, and plan what to watch — without hosting or streaming full films.
Frequently asked questions
- What genre is Insidious: The Last Key?
- Insidious: The Last Key is listed as Horror, Thriller on TMDB.
- How long is Insidious: The Last Key?
- Insidious: The Last Key runs about 103 minutes.
- Who stars in Insidious: The Last Key?
- Cast highlights include Lin Shaye, Leigh Whannell, Angus Sampson, Kirk Acevedo, Caitlin Gerard, Spencer Locke.
- Does Cinema Box stream Insidious: The Last Key?
- No. Cinema Box is discovery-only — trailers, details, ratings, and watchlists. It does not host or stream full movies.
- Where can I track Insidious: The Last Key?
- Open the Insidious: The Last Key page on cinemabox.app or install the official Cinema Box Android app from Google Play for watchlists and discovery tools.








