SpongeBob SquarePants

Tom Kenny voices SpongeBob SquarePants, the optimistic and energetic sea sponge who lives in a pineapple under the sea.

Bill Fagerbakke voices Patrick Star, SpongeBob's best friend, who is a lovable but dimwitted starfish.

Rodger Bumpass voices Squidward, SpongeBob’s grumpy and art-loving octopus neighbor and coworker.

Clancy Brown voices Mr. Krabs, the money-obsessed owner of the Krusty Krab where SpongeBob works.

Carolyn Lawrence voices Sandy Cheeks, a squirrel from Texas who lives in an air dome and is a close friend of SpongeBob.

Mary Jo Catlett voices Mrs. Puff, the pufferfish boating school teacher who attempts to teach SpongeBob how to drive.

Mr. Lawrence voices Plankton and Larry the Lobster, with Plankton being the tiny antagonist and owner of the Chum Bucket.

Eric Stonestreet voices Larry The Lobster in later episodes, the muscular lifeguard of Goo Lagoon.

Ralph Fiennes voices Old Man Jenkins, a frequent background character in Bikini Bottom.

Bill Hader voices Harold, a background fish character included in several episodes.

Justin Long voices Perch Perkins, the news anchor fish in Bikini Bottom.

Ryan Reynolds voices Nat, another recurring fish character who appears in various episodes.

David L. Lander is a voice actor who provides voice work for the show SpongeBob SquarePants. The specific character he voices was not provided in the given information.