Dan Castellaneta (Groundskeeper Willie / Burns' Imaginary Homer / Krusty the Clown / Man in Street / Grampa / Pierre Curie / Jack Barley / Homer Simpson), Julie Kavner (Marge Simpson), Nancy Cartwright (Animal Handler / Retirement Party Singers / Nelson Muntz / Bart Simpson), Yeardley Smith (Retirement Party Singers / Lisa Simpson), Hank Azaria (Chief Wiggum / Carl / Donut Man / Employee with Shotgun / Crying Man / Fleeing Man), Harry Shearer (Lenny / Waylon Smithers / Montgomery Burns / The Headless Breakman / Retirement Party Usher / Kent Brockman / Surley Joe / Ned Flanders), Phil Hartman (Troy McClure / Lionel Hutz), Tom Jones (Tom Jones), Marcia Wallace (Edna Krabappel)