Beneath the Planet of the Apes (1970)/The Simpsons

Cast

 * Brent as Bart Simpson
 * Cornelius as Otto
 * Cornelius (Roddy McDowall) as Krusty the Clown (uncredited, opening archive footage from Planet of the Apes)
 * Zira as Marge Simpson
 * Dr. Zaius as Homer Simpson
 * Nova as Lisa Simpson
 * Mendez as Ned Flanders
 * Albina as Edna Krabappel
 * Capay as Waylon Smithers Jr.
 * Verger as Snake Jailbird
 * Adiposo (credited as Fat Man) as Itchy
 * Ongaro (credited as Negro) as Scratchy
 * General Ursus as Chief Clancy Wiggum
 * Taylor as Ralph Wiggum
 * Skipper as Martin Prince, Jr.
 * Minister as Mr. Burns
 * The Narrator as Grandpa Abe Simpson