The Simpsons Treehouse of Horror IX (Season 10, Episode 4)
TV-14
TV Episode | 30 min | Animation, Comedy

Primary photo for Treehouse of Horror IX

The Simpsons

Treehouse of Horror IX (Season 10, Episode 4)

TV-14

TV Episode | 30 min | Animation, Comedy

Homer receives an evil hair transplant; Bart and Lisa get trapped in an Itchy and Scratchy cartoon; Maggie is revealed to be an alien.

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Cast	+ Add Cast
12 cast members

Name	Known for
Dan Castellaneta Homer Simpson / Barney / Krusty / Itchy / Poochie / Kodos (voice) (as ?) Homer Simpson / Barney / Krusty / Itchy / Poochie / Kodos (voice) (as ?) See fewer	The Simpsons (1989)
Julie Kavner Marge Simpson (voice) (as Ghoulie Kavner) Marge Simpson (voice) (as Ghoulie Kavner) See fewer	The Simpsons (1989)
Nancy Cartwright Bart Simpson (voice) (as Nancy 'Killer Actor' Cartwright) Bart Simpson (voice) (as Nancy 'Killer Actor' Cartwright) See fewer	The Simpsons (1989)
Yeardley Smith Lisa Simpson (voice) (as The Canker) Lisa Simpson (voice) (as The Canker) See fewer	The Simpsons (1989)
Hank Azaria Moe Szyslak / Snake / Apu / Chief Wiggum / Dr. Nick Riviera / Lou (voice) (as Yank My Area) Moe Szyslak / Snake / Apu / Chief Wiggum / Dr. Nick Riviera / Lou (voice) (as Yank My Area) See fewer	The Simpsons (1989)
Harry Shearer Jason Voorhees / Announcer / Kent Brockman / Scratchy / Dr. Hibbert / … (voice) See more Jason Voorhees / Announcer / Kent Brockman / Scratchy / Dr. Hibbert / Kang / Maggie / 'Dracula Got His Groove' Announcer (voice) See fewer	The Simpsons (1989)
Robert Englund Freddy Krueger (voice) Freddy Krueger (voice) See fewer	A Nightmare on Elm Street (1984)
Kathie Lee Gifford Kathie Lee Gifford Kathie Lee Gifford See fewer	The First Wives Club (1996)
Ed McMahon Ed McMahon (voice) Ed McMahon (voice) See fewer	The Tonight Show Starring Johnny Carson (1962)
Regis Philbin Regis Philbin Regis Philbin See fewer	Little Nicky (2000)
Jerry Springer Jerry Springer (voice) Jerry Springer (voice) See fewer	Domino (2005)
Tress MacNeille Lady in Audience (voice) Lady in Audience (voice) See fewer	The Simpsons (1989)