S29E04The Simpsons season 29 episode 4: Treehouse of Horror XXVIII
Aired 22 October 201722 minRated TV-PG
Where to watch The Simpsons Season 29 in Australia
The Simpsons season 29 is streaming in Australia on Disney+ (subscription, listed for the whole show). You can also buy it on Apple TV from $24.99.
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Availability checked 16 November 2026.
What happens in “Treehouse of Horror XXVIII”
Maggie becomes possessed by an ancient demon, Lisa discovers a creepy/perfect version of her family in an alternate universe and Homer cannibalizes himself.
Episode summary: TMDB.
Before you watch
- It is episode 4 of 21 of season 29, so watch episodes 1 to 3 first.
- It runs about 22 minutes.
- Directed by Timothy Bailey, written by John Frink.
- TMDB users rate it 6.6 out of 10 (33 votes).
The Simpsons trailer
The official trailer for the series (no preview of this episode has been published).
Play video: The Simpsons trailer
Cast and crew of this episode
- Director
- Timothy Bailey
- Writer
- John Frink
- Guest stars
- Mario Batali as Mario Batali (voice)Ben Daniels as Irish Priest (voice)Neil Gaiman as Neil Gaiman (voice)William Friedkin as Dr. Kenneth Humphries (voice)Maggie Roswell as Helen Lovejoy (voice)Tress MacNeille as Agnes Skinner (voice)Pamela Hayden as Milhouse Van Houten (voice)Kevin Michael Richardson as Pazuzu (voice)
Credits: TMDB.
More from The Simpsons Season 29
Every episode of Season 29The Simpsons episode guide
Episode names, air dates, runtimes, stills and ratings: TMDB. Air dates are the first broadcast anywhere; where it streams is our daily Australian check.