Acting
Sheldon J. Plankton (voice)
Plankton / Larry / Fred / Various Incidental Characters (voice)
Plankton / Teen Plankton / Rube / Snorkler (voice)
Larry the Lobster
Plankton / Larry the Lobster / Anchovy #1 / Sea Bunnies / Sea Urchins (voice)
Fred / Larry / Plankton / Video Announcer / Plankton Lincoln / Snail Walker / Bottomite Crowd (voice)
Xanadome Announcer
Plankton / PlankBot / Rube / Rubedor / Robo-Larry
Plankton (voice)
Plankton / Teensy Tom / Crowd (voice)
Fred / Customers (voice)
Rube / Larry / Tourists (voice)
Dr. Plankenstein / Fred / Crowd / Supporters (voice)
Dr. Plankenstein / Canned Laughter / Various (voice)
Dr. Plankenstein / Larry / Fred / Various (voice)
Rube / Mechanic 2 / Marvin / Worms (voice)
Fred / Cream Puff Guy (voice)
Rube / Hungry Feeling / Doctor / Pedestrians (voice)
Dr. Plankenstein / Announcer / Fred / Audience / Tattoos (voice)
Fish Announcer (voice)
