Prime Minister, Severus Snape

Kara DioGuardi

Russell Brand

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

Himself

Happy Little Elf, Rubber Baby Buggy Bumper Babysitting Service Receptionist

Hugh St. John Alastair Parkfield

Himself

Andrew Rannells

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...

Leslie Mann

Randy Jackson

Apu

Karl

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

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

Dr. Robert Terwilliger, Sr.

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

Martha Stewart

Charles Heathbar, Ricky Gervais

Francesca

School Therapist

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

Bret 'The Hitman' Hart

The Great Raymondo

Herb Powell