Sandy Cheeks (Caroline Lawrence)
Sandy Cheeks is an athlete from Texas. She lives in a treedome which is water free since she's a land animal.
Squidward Tentacles (Roger Bumpass)
Squidward Tentacles is the cashier at the Krusty Krab. He loves to play his clarinet and doing art. He finds Patrick and Spongebob annoying.
Eugene H. Krabs (Clancy Brown)
Mr. Krabs is the owner of the Krusty Krab. He is known for being extremely cheap and treasures every cent he has.
Gary The Snail (Tom Kenny)
Gary is Spongebob's pet snail. He is smarter than all of the characters of Bikini Bottom combined. Although, the only noise you hear from him is, "Meow."
Plankton (Mr. Lawrence)
Plankton is the owner of The Chum Bucket. Everyone always goes to the Krusty Krab so he tries to steal the recipe time and time again. he lives at the Chum Bucket with his computer wife.
Larry T. Lobster (Mr. Lawrence)
Lary Lobster is the lifeguard at the Bikini Bottom beach. He's a muscular lobster, who's popular with the ladies and always working out.
Pearl Krabs (Lori Alan)
Pearl Krabs is the daughter of Mr. Krabs. She's popular, but always tries to be more popular. She often cries.
Poppy Puff (Mary Jo Catlett)
Mrs. Puff is the driving instructor at the Boating School. Everytime Spongebob has taken his drivers test, he crashed and caused Mrs. Puff to puff up.
Karen (?)
Karen is the computer wife of Plankton. She is the smarter one out of the two and is the one who comes up with the good plans for Plankton to carry out in stealing a Krabby Pattie.
Mermaid Man (Ernest Borgine)
Mermaid Man the underwater equilvilent of Superman. But now he is old and lives in the Shady Shoal's retirement home. He used to be a big hit and had his own TV show.
Barnicle Boy (Tim Conway)
Barnicle Boy is Mermaid Man's sidekick. Or used to be... he too now is old and lives in the retirement home with Mermaid Man. He gets annoyed when people call him Barnicle Boy. He prefers Barnicle Man.