 Dan CastellanetaHomer Simpson / Kodos / Krusty el Payaso / Sideshow Mel | Homer Simpson / Kodos / Krusty el Payaso / Sideshow Mel |
 Julie KavnerMarge Simpson / Patty Bouvier / Selma Bouvier / Jacqueline Bouvier | Marge Simpson / Patty Bouvier / Selma Bouvier / Jacqueline Bouvier |
 Nancy CartwrightBart Simpson / Nelson Muntz / Maggie Simpson / Ralph Wiggum / Kearney Zzyzwicz / Rod Flanders / voces adicionales | Bart Simpson / Nelson Muntz / Maggie Simpson / Ralph Wiggum / Kearney Zzyzwicz / Rod Flanders / voces adicionales |
 Yeardley SmithLisa Simpson | Lisa Simpson |
 Hank AzariaKirk Van Houten / Moe Szyslak / Comic Book Guy / Gary Chalmers / Snake Jailbird / Professor Frink / Blubbo's Trainer | Kirk Van Houten / Moe Szyslak / Comic Book Guy / Gary Chalmers / Snake Jailbird / Professor Frink / Blubbo's Trainer |
 Harry ShearerPrincipal Skinner / Kang / Lenny Leonard / Reverend Lovejoy / Rainier Wolfcastle / Ned Flanders | Principal Skinner / Kang / Lenny Leonard / Reverend Lovejoy / Rainier Wolfcastle / Ned Flanders |
 Hugh BonnevilleNarrador | Narrador |
 Pamela HaydenMilhouse Van Houten / Jimbo Jones / Todd Flanders | Milhouse Van Houten / Jimbo Jones / Todd Flanders |
 Tress MacNeilleDolph Shapiro / voces adicionales | Dolph Shapiro / voces adicionales |
 Kevin Michael RichardsonMorgan Freeman / Narwhal Wrapped in Plastic | Morgan Freeman / Narwhal Wrapped in Plastic |
 Grey DeLisleMartin Prince / Üter Zörker | Martin Prince / Üter Zörker |
 Alex DésertCarl Carlson | Carl Carlson |
