The Simpsons Season 37 Episode 3: 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.
Aired 2025-10-19 · 24 min
The Simpsons: all seasons and episodes