Kelsey Grammer

Homer Simpson, Grampa Simpson, Barney Gumble, Groundskeeper Willie, Krusty the Clown, Sideshow Mel, Mayor Quimby, Squeaky-Voiced Teen, Hans Moleman, Santa's Little Helper...

Bart Simpson, Nelson Muntz, Ralph Wiggum, Kearney, Todd Flanders, Maggie Simpson, Database, Additional Voices, Kearney Zzyzwicz, Lewis...

Ned Flanders, Principal Skinner, Lenny, Kent Brockman, Dr. Hibbert, Mr. Burns, Waylon Smithers, Otto, Montgomery Burns, Reverend Lovejoy...

Marge Simpson, Patty Bouvier, Selma Bouvier, Jacqueline Bouvier, Others, Jackie Bouvier, Actress as Marge, Angela Lansburry, Audience, Aunt Gladys...

Lisa Simpson, Grandma Flanders, 'Share my locker', Alive Character #2, Angelica Button, Apple, Bessie, Cecile Shapiro, Child at Dentist's, Dil...

Moe Szyslak, Chief Wiggum, Carl, Lou, Comic Book Guy, Apu, Apu Nahasapeemapetilon, Cletus, Carl Carlson, Kirk Van Houten...

Milhouse Van Houten, Jimbo Jones, Rod Flanders, Janey Powell, Sarah Wiggum, Additional Voices, Janey, Others, Boy, Dolph...

Dolph, Agnes Skinner, Various, Brandine, Crazy Cat Lady, Lindsey Naegle, Cookie Kwan, Bernice Hibbert, Lunchlady Doris, Mrs. Muntz...

Helen Lovejoy, Maude Flanders, Miss Hoover, Luann Van Houten, Nurse, Others, Additional Voices, Elizabeth Hoover, Librarian, Various...

Martin Prince, Sherri, Terri, Uter, Wendell, Additional Voices, Lewis, Martin, Others, Various...

Edna Krabappel, Crowd, Ms. Melon, Others, Spirit #1, Woman in Bar

Troy McClure, Lionel Hutz, 'Look at that stupid kid!', Bill Clinton, Cable Guy, Charlton Heston, Commercial Announcer #2, Congressman, Duff Gardens Commercial Voice-Over, Evan Conover...

Fat Tony, Fit Tony

Lunchlady Doris, Complaints Booth Clerk, Della, Ice-Cream Lady, Lurleen Lumpkin, Roxie, Shotgun Pete's Receptionist, Various, Waitress

Sideshow Bob

Santa's Little Helper, Snowball II, African Animals, Baboons, Badger, Barnyard Animals, Buffalo, Cougar, Dolphins, Executive Vice-President...

Manjula Nahasapeemapetilon

Dr. Lionel Budgie, Mason Fairbanks, Nigel

Akira, George Takei, Sushi Chef, Waiter, Wink, the Game Show Host

Narrator, Maggie Simpson, Moving Man, Serak the Preparer

Herb Powell

Cecil Terwilliger, Felix

Leon Kompowsky, Flaming Moe's Song Vocalist

Henry, Simon Cowell