The Simpsons › Season 37

S37 E3: Treehouse of Horror XXXVI

Springfield is threatened by a mysterious killer monster emerging from the sewers, Krusty welcomes a demonic guest to his Halloween special, and the action moves a thousand years into the future in a post-apocalyptic, plastic version of the city.

Air date	Oct 19, 2025
Runtime	24 minutes
TMDB rating	★ 7.8/10