Kadro (18)
Tom KennySpongeBob / Cabin / Clam / Snail / Tall Tail / Vampire Monster / Sea Urchins / Jellyfish / Anchovies (voice)
Bill FagerbakkePatrick / Anchovy #2 / Roh / Sea Urchins / Anchovies (voice)
Rodger BumpassSquidward / Regigilled / The Creeper / Sea Urchins (voice)
Clancy BrownMr. Krabs / Anchovies (voice)
Carolyn LawrenceSandy / Rea / Teen Girls / Sea Urchins / Anchovies (voice)
Mr. LawrencePlankton / Larry the Lobster / Anchovy #1 / Sea Bunnies / Sea Urchins (voice)
Lori AlanPearl / Teen Girls (voice)
Carlos AlazraquiHarvey / Anchovy #3 / Sea Bunnies / Sea Urchins / Nobby / Orange Fish (voice)
Dee Bradley BakerBubble Bass / Kevin C. Cucumber / Craig Mammalton / Kidferatu / Rock Monster / Anchovies (voice)
India de BeaufortMaisey Manes (voice)
Grey DeLislePreda Tory / Big Roxie / Elwood (voice) (as Grey DeLisle)
Mary Jo CatlettMrs. Puff (voice)John GegenhuberJimmy Blobfish / Anchovies (voice)
Jess HarnellThe Kraken (voice)
Kate HigginsLittle Roxie / Narlene (voice)
Sirena IrwinLady Upturn / Nurse Helga / Mo / Teen Girls (voice)
Jill TalleyKaren / Sea Urchins (voice)
Alexander WardNosferatu