- Tom Kenny (SpongeBob SquarePants / Gary the Snail (voice))
- Bill Fagerbakke (Patrick Star (voice))
- Rodger Bumpass (Squidward (voice))
- Clancy Brown (Mr. Krabs (voice))
- Carolyn Lawrence (Sandy Cheeks (voice))
- Mary Jo Catlett (Mrs. Puff (voice))
- Mr. Lawrence (Plankton / Larry the Lobster (voice))
- Jill Talley (Karen Plankton (voice))
- Lori Alan (Pearl Krabs (voice))
SpongeBob SquarePants — S2E19
Episode: I'm Your Biggest Fanatic
Air Date: 2001-03-07
Runtime: 11 min
Overview
While at a jellyfishing fan convention, SpongeBob meets Kevin C. Cucumber, who gives him a chance to see if he can join his club, The Jellyspotters. However, SpongeBob is unaware that Kevin is only trying to make a fool out of him, but soon discovers the truth after the club attacks him with a robotic queen jellyfish.