Mike B. Anderson, Rob Oliver
Dan Castellaneta (Sideshow Mel / King Quimby / Groundskeeper Willie / Barney Gumble / Krusty the Clown / Grampa Simpson / Homer Simpson), Julie Kavner (Jacqueline Bouvier / Marge Simpson), Nancy Cartwright (Genital Snurfs / Bart Simpson), Yeardley Smith (Genital Snurfs / Lisa Simpson), Hank Azaria (Apu Nahasapeemapetilon / Gelatinous Cube / Comic Book Guy / Professor Frink / Sorcererintendent Chalmers / Chief Wiggum / Captain Horatio McCallister / Kirk Van Houten / Moe Szyslak / Carl Carlson), Harry Shearer (Rainier Wolfcastle / Lord Montgomery Burns / Lenny Leonard / Dr. Hibbert), Billy Boyd (End credits singer), Nikolaj Coster-Waldau (Markery), Pamela Hayden (Milhouse Van Houten), Tress MacNeille (Additional Voices / Crabs)