Self (archive footage)
Self
Self (as George Will)
Self (as Dr. Mehmet Oz)
Self (as Dr. Drew Pinsky)
Brad Pitt / George W. Bush / John Swartzwelder (uncredited)
Carl Carlson / Umpire / Chief Wiggum / Moe Szyslak / Apu / Professor Frink / Comic Book Guy / Cletus / Lou / Springfield Mystery Spot Owner (voice) (uncredited)
Homer Simpson / Aristotle Amadopolis (voice) (uncredited)
Self (archive footage) (uncredited)
Self - Narrator (voice) (uncredited)
Shelby (voice) (archive footage) (uncredited)
Nurse / Distressed Woman (voice) (archive footage) (uncredited)
Jebediah Springfield / Lenny Leonard / Mr. Burns / Waylon Smithers / Hypnotist / Eddie / Dr. Hibbert (voice) (archive footage) (uncredited)