Cast
Mr. Lawrence
Plankton / Teen Plankton / Rube / Snorkler (voice)
Jill Talley
Karen / All the Karens / Alarm Voice / Stiletto Woman / Old Lady Cane (voice)
Tom Kenny
SpongeBob / Random Student / Gary / French Narrator (voice)
Bill Fagerbakke
Patrick / Troop (voice)
Rodger Bumpass
Squidward / Fish Troop / Goofy Goober Employee (voice)
Carolyn Lawrence
Sandy (voice)
Clancy Brown
Mr. Krabs / Pa Plankton (voice)
Mary Jo Catlett
Mrs. Puff (voice)
Lori Alan
Pearl / A Woman in Crowd (voice)
Dee Bradley Baker
Perch Perkins / Roommate / Guy in the Back of the Crowd / Muscle Fish (voice)
Kate Higgins
Ma Plankton (voice)
Genesis Clarre
Bucket Girl
Sale Taylor
Ice Cream Guy
Natalie Kailey
Sunblock Gal
Austin Valli
Fitness Bro
Abbi Ella Gonzales
Sand Castle Girl
Toby Larsen
Sand Castle Boy
Dave Needham
(Handsome) Plankton (voice)