← Season 30
THE SIMPSONS · SEASON 30 · EPISODE 4

The Simpsons S30E04 Treehouse of Horror XXIX

★ 7.0 · GREAT Oct 21, 2018 30 MIN FOX
Still from The Simpsons S30E04: Treehouse of Horror XXIX

The episode in brief

Homer wins an oyster-eating contest against the mythical Cthulhu, Springfield is overrun by plant body-snatchers, Lisa finally snaps and Mr. Burns opens a retirement home with some Jurassic upgrades.

FAN DESK VERDICT A top-shelf entry. Not quite canon, but you’ll be quoting it all week — the fan desk says don’t skip.

Who’s in it

SERIES REGULARS

Where it sits in the season

TAP A BAR TO JUMP

Where to watch S30E04

US · NOVEMBER 2026
AVAILABILITY IS FOR THE SHOW; NOT EVERY SERVICE CARRIES EVERY EPISODE · LINKS MAY EARN US POPCORN MONEY
7.0
THE FAN VERDICT
Keeper. Goes straight in the rewatch rotation.

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S30E04 FAQ

When did The Simpsons S30E04 air?

The Simpsons S30E04 (“Treehouse of Horror XXIX”) first aired on October 21, 2018.

Where can I watch The Simpsons S30E04?

In the US, The Simpsons season 30 — including this episode — is available on FX, Hulu, Disney+, fuboTV, DirecTV On Demand, Spectrum On Demand, YouTube TV, FOX One Amazon Channel, Hulu on Disney+, Amazon, Fandango at Home, and AppleTV.

Is The Simpsons S30E04 a good episode?

Fans rate The Simpsons S30E04 (“Treehouse of Horror XXIX”) 7.0/10, which puts it in the great tier for The Simpsons.