Stephen Hillenburg Creator Tom Kenny SpongeBob SquarePants, Gary, Mr. SquarePants, Patchy The Pirate, Narrator Voice Bill Fagerbakke Patrick Star Voice Rodger Bumpass Squidward Tentacles Voice Clancy Brown Mr. Eugene H. Krabs Voice Carolyn Lawrence Sandy Cheeks Voice Mr. Lawrence Plankton, Larry the Lobster Voice Gene Simmons Sea Monster Guest Voice Shannon Tweed Mom Fish Guest Voice Dee Bradley Baker Re-enactor #1 , British Fish Guest Voice Sirena Irwin Clerk , Lady Fish Guest Voice Jill Talley Karen , Boy Fish , Gramma Guest Voice