Rolie Polie Olie/Spongebob Squarepants

and more
 * Olie as Spongebob
 * Young Mr Polie as Harold SquarePants
 * Uncle Gizmo as Stanley S. SquarePants
 * Mr Polie as Mr Krabs
 * Wheelie as Squidward
 * Billy Bevel as Patrick
 * Pappy as Captain Blue SquarePants
 * Little Green Olie Polie as Harold William Reginald
 * Willy Jolly as Mermaid Man
 * Wally Jolly as Barnacle Boy
 * Gloominus Maximus as Plankton