Karen Plankton

Karen Plankton (birthday: December 20) is one of the ten main characters and one of the two main antagonists of the *SpongeBob SquarePants* franchise. She is a waterproof supercomputer who lives in the Chum Bucket laboratory. She is Plankton's wife and sidekick who supplies him with evil plans to steal the Krabby Patty formula. Karen and Plankton both debut in the episode "Plankton!"

## Appearances

SpongBob SquarePants

Kamp Koral: SpongeBob's Under Years

The Patrick Star Show

The SpongeBob Movie

The SpongeBob Movie: Sponge Out of Water

The SpongeBob Movie: Sponge on the Run

Operation Krabby Patty

Revenge of the Flying Dutchman (Game Boy Advance; screen)

Battle for Bikini Bottom

The SpongeBob Movie video game

Lights, Camera, Pants!

The Yellow Avenger (Mentioned)

Creature from the Krusty Krab

SpongeBob's Atlantis SquarePantis (Director's Commentary; mentioned)

Drawn to Life: SpongeBob SquarePants Edition

SpongeBob's Truth or Square

Plankton's Robotic Revenge (Voice only)

SpongeBob HeroPants

Nickelodeon Toon Twister 3-D

Nicktoons Freeze Frame Frenzy

SpongeBob SquarePants featuring Nicktoons: Globs of Doom (Non-speaking cameo)

SpongeBob Moves In!

SpongeBob's Game Frenzy

The SpongeBob Movie Game: Sponge on the Run

SpongeBob Game Station

SpongeBob Town

Idea Sponge

SuperSponge

SpongeBob SquigglePants

SpongeBob SquarePants Tooncast Studio

Battle for Bikini Bottom: Rehydrated

SpongeBob: Patty Pursuit

SpongeBob SquarePants Typing (Mentioned)

Krusty Karen

Krusty Krab Adventures

Tales from Bikini Bottom

SpongeBob Saves the Day

The SpongeBob SquarePants Oracle

SpongeBob Exposed! The Insider's Guide to SpongeBob SquarePants

The SpongeBob Movie book

The SpongeBob Movie Cine-Manga book

Who's Hungry?

Stop the Presses!

Comic Number 8

SpongeBob DetectivePants: The Case of the Missing Spatula

Comic Crazy!

The Great Escape

Pirates of Bikini Bottom

SpongeBob's Runaway Roadtrip book

Dancing With The Star

The SpongeBob Movie: Sponge Out of Water - The Junior Novelization

Krabby Patty Caper

Comic Number 4

Comic Number 5

Comic Number 6

Comic Number 14

Comic Number 20

Comic Number 21

Comic Number 35

Comic Number 44

Comic Number 47

Comic Number 50

Comic Number 53

Comic Number 54

Comic Number 56

Comic Number 58

Comic Number 59

Comic Number 71

Comic Number 72

Comic Number 79

Comic Number 81

Comic Number 82

Comic Number 83

SpongeBob Comics Annual Super-Giant Swimtacular No. 3

SpongeBob SquarePants 4-D: Ride

## Karen Plankton

### Aliases

Racing worm Ms. Karen

Karen the Cat

Karen the Computer Fairy

Mr. Krabs

Talking Box

Kaarina (Finnish dub name)

### Relatives

Karen the Crystal Ball (Ancestor) Chip I (Grandfather)

Fredrick (Father)

E.M.I.L.P (Mother)

Sheldon J. Plankton (Husband)

Chip Plankton II (Son)

Eugene H. Krabs (Boyfriend; insult)

Labrador (Pet; Plankton!)

Spot (Pet)

### Affiliation

Chum Bucket Krusty Krab (Karen 2.0)

Gal Pals

Bikini Bottom University (Salsa Imbecilicus)

### Occupation

Co-owner of Chum Bucket Assistant of Plankton

Chef

Cashier

Teacher (Salsa Imbecilicus)

Host of Chum Bucket (Lights, Camera, Pants!)

## Physical description

### Species

Object (Computer & electroencephalograph)

## Appearances

### Portrayed by

Jill Talley Melanie Henriquez (Latin American Spanish Sponge Out of Water)