Dan Castellaneta
Homer Simpson / Abe Simpson / Barney Gumble / Krusty the Clown / Groundskeeper Willie / Mayor Quimby (voice)
Julie Kavner
Marge Simpson / Patty Bouvier / Selma Bouvier / Jacqueline Bouvier (voice)
Nancy Cartwright
Bart Simpson / Maggie Simpson / Nelson Muntz / Ralph Wiggum (voice)
Yeardley Smith
Lisa Simpson / Maggie Simpson (voice)
Hank Azaria
Moe Szyslak / Chief Wiggum / Apu / Comic Book Guy / Carl Carlson / Superintendent Chalmers (voice)
Harry Shearer
Ned Flanders / Mr. Burns / Smithers / Principal Skinner / Lenny Leonard (voice)
Pamela Hayden
Milhouse Van Houten / Jimbo Jones (voice)
Tress MacNeille
Agnes Skinner / Crazy Cat Lady / Alice Glick (voice)
Marcia Wallace
Edna Krabappel / Ms. Melon (voice)
Maggie Roswell
Maude Flanders / Helen Lovejoy (voice)
Chris Edgerly
Dynamic Bodymaker (voice)
Karl Wiedergott
Mr. Monopoly / Woody Allen (voice)
Russi Taylor
Martin Prince / Sherri / Terri (voice)
Kevin Michael Richardson
Agent (voice)
Alex Désert
(voice)
Grey DeLisle
Malibu Stacy (voice)
Joe Mantegna
Fat Tony / Fat Tony's Former Father (voice)
Phil Hartman
Lionel Hutz / Hospital Chairman (voice)
Dawnn Lewis
Mrs. McBride (voice)
Maurice LaMarche
Gate Guard #1 (voice)
Kelsey Grammer
Sideshow Bob (voice)
Jon Lovitz
Artie Ziff / Jay Sherman / Professor Lombardo (voice)
Jenny Yokobori
Kimberly Brooks
Kelly's Mom (voice)
Glenn Close
Mona Simpson (voice)Tony Rodriguez
Audience / Contestants (voice)
Jackie Mason
Hyman Krustofsky (voice)
Albert Brooks
Jacques (voice)
Marcia Mitzman Gaven
(voice)Kelly MacLeod
Milhouse Van Houten (voice)
Jane Kaczmarek
Judge Constance Harm (voice)
Kerry Washington
Rayshelle Peyton (voice)
Doris Grau
Della (voice)
Jo Ann Harris
Girl (voice)
Eric Lopez
Gambling Old Man (voice)
Jan Hooks
Manjula Nahasapeemapetilon (voice)
Valerie Harper
Nurse (voice)
Frank Welker
Executive Vice-President (voice)
Stacy Keach
Howard K. Duff VIII (voice) / Don Bookner (voice)
Dana Gould
Dana Gould (voice)Steven Dean Moore
DirectorJohn Frink
Writer
Kara Talve
Original Music Composer
Alf Clausen
MusicTony Siruno
Character Designer
Sam Simon
Executive Producer
Richard Sakai
ProducerDon Barrozo
Editor
Bonita Pietila
Original Casting
Danny Elfman
Main Title Theme Composer
Rob LaZebnik
Co-Executive Producer
David Silverman
Consulting Producer