Sheldon J. Plankton is a main character in SpongeBob SquarePants franchises. Along with his computer wife Karen, he operates a struggling restaurant called the Chum Bucket, located directly across the street from the Krusty Krab. His primary goal is to steal the Krabby Patty secret formula and put Mr. Krabs out of business.

Bikini Bottom’s ultimate evil genius, Sheldon J. Plankton is a one-eyed, tiny green...well, plankton. Plankton may be tiny, but his plans to steal the Krabby Patty Secret Formula and run the Krusty Krab out of Bikini Bottom are MIGHTY!

"Plankton!" is the second segment of the third episode of SpongeBob SquarePants. It first aired on July 31, 1999. As the title suggests, it marks the debut of Sheldon Plankton, owner of rival fast food restaurant called the Chum Bucket. At the Krusty Krab, Squidward sends SpongeBob an …

Sheldon J. Plankton and Karen Plankton are a pair of fictional characters and the main antagonists of SpongeBob SquarePants, the Nickelodeon animated television series. They are voiced by Mr. Lawrence and Jill Talley, respectively. Their first appearance was in the episode "Plankton!", which premiered on July 31, 1999.

Plankton: The Movie is an upcoming American animated musical comedy film based on the television series SpongeBob SquarePants, created by Stephen Hillenburg. It is directed by Dave Needham and written by Kaz, Chris Viscardi, and Mr. Lawrence, based on a story by Lawrence.

Plankton: The Movie is an upcoming computer-animated musical film based on Nickelodeon's hit TV show SpongeBob SquarePants. It is directed by Dave Needham and produced by Robert Bakish from a screenplay by Doug Lawrence, Kaz and Chris Viscardi.

Plankton: The Movie is a film based on Nickelodeon's hit TV show SpongeBob SquarePants. In this movie, Plankton's world is flipped upside down when his plan for world domination is thwarted.

Sheldon J. Plankton, better known as Plankton, is the main antagonist of Nickelodeon's SpongeBob SquarePants franchise. He runs an unsuccessful restaurant called the Chum Bucket along with his robotic wife/sidekick, Karen , and constantly plots to both expand his business (usually by obtaining the Krabby Patty secret formula) and eventually ...

Sheldon J. Plankton, better known by his surname, Plankton, is the main antagonist of the Nickelodeon animated franchise, SpongeBob SquarePants. He's the former best friend-turned-archenemy of Mr. Krabs and owner of the Chum Bucket restaurant, who always attempts to steal the Krabby Patty's...

Sheldon J. Plankton (simply known as Plankton) is the main antagonist of the Nickelodeon animated series SpongeBob SquarePants. A one-eyed planktonic copepod (hence his surname and nickname), he owns and operates the Chum Bucket restaurant, along with his wife Karen, where he also resides.