Best Movies Guide: Why Insidious: The Last Key Still Matters
A TMDB-backed guide to Insidious: The Last Key, including cast, release facts, genres and watch-provider notes.

Insidious: The Last Key (2018) — an evergreen reference for this movie: the essentials, the cast, where to watch and what to watch next. Fear comes home.
Where to watch
TMDB's U.S. watch-provider data lists HBO Max Amazon Channel, HBO Max. Availability changes by country and date, so check your streaming app before watching.
Cast
Lin Shaye as Elise Rainier; Leigh Whannell as Specs; Angus Sampson as Tucker; Kirk Acevedo as Ted Garza; Caitlin Gerard as Imogen Rainier; Spencer Locke as Melissa Rainier; Josh Stewart as Gerald Rainier; Tessa Ferrer as Audrey Rainier
About Insidious: The Last Key
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.
More like Insidious: The Last Key
- Insidious: Chapter 2
- Insidious: Chapter 3
- Insidious
- Insidious: The Red Door
- Thir13en Ghosts
- Poltergeist II: The Other Side
- 825 Forest Road
- Paranormal Activity 3
Figures and availability come from public TMDB data and are provided as a sourced reference.
Frequently asked questions
Where can I watch Insidious: The Last Key?
TMDB's U.S. watch-provider data lists HBO Max Amazon Channel, HBO Max. Availability changes by country and date, so check your streaming app before watching.
Who is in the cast of Insidious: The Last Key?
Lin Shaye as Elise Rainier; Leigh Whannell as Specs; Angus Sampson as Tucker; Kirk Acevedo as Ted Garza; Caitlin Gerard as Imogen Rainier; Spencer Locke as Melissa Rainier; Josh Stewart as Gerald Rainier; Tessa Ferrer as Audrey Rainier
Is this Insidious: The Last Key guide official?
No. It uses TMDB data as a reference and is not endorsed or certified by TMDB.



