Dan Castellaneta

as Homer Simpson (voice)

as Homer Simpson (voice)

as Homer Simpson

as Homer Simpson (voice)

as Homer Simpson (voice)

as Homer Simpson / Grampa Simpson (voice)

as Sam

as Homer Simpson (voice)

as Homer Simpson (voice)

as Homer

as Homer Simpson / Barney Gumble (voice)

as Homer Simpson

as Patrick Senior

as Ted Boseman

as Needum Taylor

as Grandpa (voice)

as Homer Simpson / Aristotle Amadopolis (voice)

as Duke Yipkowski (voice)

as Homer Simpson (voice)

as Homer Simpson / Grampa Simpson (voice)

as Aaron Spelling

as Mr. Kenny

as Groundskeeper Willie

as Homer Simpson (voice)

as Marty

as Ray Winters

as Peter Oliver

as Homer Simpson (voice) (uncredited)

as Izzy

as Dr. McNally

as Walter Diparko

as Dr. Harvat

as Unknown Role

as Derry Murbles

as Gary

as Judge Markway

as Jenna

as Dr. Seymour

as The Robot Devil (voice)

as Agent

as Carlson

as De Mille

as Homer Simpson / Itchy / Barney / Abe Simpson / Stage Manager / Krusty the Clown / Mayor Quimby / Mayor's Aide / Multi-Eyed Squirrel / Panicky Man / Sideshow Mel / Mr. Teeny / EPA Official / Kissing Cop / Bear / Boy on Phone / NSA Worker / Officer / Santa's Little Helper / Squeaky-Voiced Teen (voice)

as Dan the Bookie

as Dr. Milton Hastings

as Iron Shoes / Priest (voice)

as Self

as Alan Frakesh

as Stretch (voice)

as Boris / Captain Howdy / Coluans (voice)

as Mr. Mysterio / Woodenleg Wally (voice)

as Dick

as Jim Orr

as Frank Whitaker

as Milt

as Officer Novarro

as Genie (voice)

as Homer (voice)

as Mr. Ramish

as Nicholas LaPorte (voice)

as Unknown Role

as Jeff Bicks

as Mr. Horner / Franklin the Frog (voice)

as Dr. Kinny

as Wesker / Scarface (voice)

as Scarface (voice)

as Andrew Preston

as Aaron Spelling

as Wild Bill Hickok / Clerk / Cheyenne #2 (voice)

as Unknown Role

as BoE Agent #2 (voice)

as Thing One / Thing Two (voice)

as Dr. Stein

as Homer Simpson / Willie / Grampa Simpson/ Kodos/ Various (voice)

as Unknown Role

as Professor Crank (voice)

as Commissioner Jerry Salerno

as Human Cannonball

as Jonathan / Phone Caller / Sailing Instructor (voice)

as Morty / Bank Manager

as Auctioneer / Horse Trader (voice)

as Officer McBride / Police Officer (voice)

as Tiny Werner

as Grandpa 'Steely' Phil / Nick Vermicelli (voice)

as Mr. Geminini (voice)

as Goon (voice)

as Private Cleoutus Dobbs / Baxter (voice)

as Additional Voices (voice)

as Kaznian Astronaut / Socialite / Photographer (voice)

as Minister / Guard (voice)

as Eugene Fisher

as Milt Fields

as Guard #1 (voice)

as Dunkirque (voice)

as Priest (voice)

as Dave Bishop (voice)

as Mr. Bishop (voice)

as Homer Simpson / Abraham 'Grampa' Simpson (voice)

as Walt

as AP-99 (voice)

as Hunter #1 / Hunter #2 / Lackey / Casey Kasemish DJ (voice)

as Mr. Zoop / Alnip (voice)

as Slam-bot / Fussy-Boy (voice)

as Brain Pod #13 (voice)

as Robot Sentry 1 / Robot Sentry 2 (voice)

as Senator Banda / Garron / Nifty Joe (voice)

as Resort Manager / Alien / Captain Alien (voice)

as Mr. Jumba (voice)

as Self

as The Postman (voice)

as Sven Jorgensen

as Robot Devil (voice)

as The Robot Devil (voice)

as Unknown Role

as Homer Simpson (voice)

as Homer Simpson / Abe Simpson / Barney Gumble / Krusty (voice)

as Guard (voice)

as Kobra Commando (voice)

as Mr. Groote/Mr. Brooks (voice)

as Neal

as Unknown Role

as Homer (voice)

as Ticket salesman (voice)

as Additional Voice Talent (voice)

as Boney / Bureauocrates (voice)

as Homer / Nectar guy (voice)

as Bureauocrates (voice)

as Agent Armstrong

as Partlow

as Comet / Blitzen (voice)

as Grandpa Phil (voice)

as Unknown Role

as Earl (voice)

as Unknown Role

as Unknown Role

as Joe Spencer

as Earl / Janitor #2 (voice)

as Earl (voice)

as Bumpkin

as Unknown Role

as Male Fan

as Grandpa Phil (voice)

as Nick Vermicelli (voice)

as Big Arnold (voice)

as Grandpa Phil / Nick Vermicelli (voice)

as Animal Control Officer (voice)

as Grandpa Phil / Reporter (voice)

as Grandpa Phil / Chicken Man (voice)

as Grandpa Phil / Cop #1 (voice)

as Delivery Man (voice)

as Grandpa Phil / Judge (voice)

as Grandpa Phil / Nolo (voice)

as Grandpa Phil / Grandpa Phil's Father / Jolly Olly Man (voice)

as Bryan

as Count Dracula (voice)

as Grandpa (voice)

as Tall Customs Dog / Angel Dog #1 (voice)

as Eddie Day

as Dr. Harvey (voice)

as Stan

as Earthworm Jim (voice)

as Unknown Role

as Man Test Driving Car

as Voodoo Man (voice)

as Alan Winsdale

as Phil

as Zoo Keeper

as Self

as Slick Moeller

as Genie (voice)

as Homer Simpson (voice)

as Genie (voice)

as Megavolt (voice)

as Homer Simpson (voice)

as Gordon Johnson/Bryan Lynn

as Homer Simpson (voice) (uncredited)

as Gus the Doorman

as Stewart (voice)

as Lazaar (voice)

as Brad

as Darian Ferguson

as Self - Guest

as Dracula (voice)

as Voodoo Man / Muck Luck (voice)

as Narrator (voice)

as Megavolt (voice)

as Rory O'Grady

as Unknown Role

as Unknown Role

as Mittens (voice)

as Warren Morris

as Emmett Brown (voice)

as Mr. Thickly (voice)

as Megavolt (voice)

as Loudspeaker Announcer (voice)

as Unknown Role

as Animated Babysitter (voice)

as Zabar (voice)

as George Agrande

as Harvey (voice)

as Jeffries (voice)

as Prince Wudolph (voice)

as Dr. Zibaldo (voice)

as Unknown Role

as Various Characters

as George Wexler

as Homer Simpson / Abe Simpson / Barney Gumble / Krusty (voice)

as Man in Chair

as Maitre D'

as Diane's Teacher (uncredited)

as Unknown Role

as Pete

as Funeral Director

as Steve Michaels

as David Champion / Homer Simpson

as Brian

as Salesman