Doug Lawrence

Douglas Lawrence Osowski (born January 1, 1969), better known as Mr. Lawrence and sometimes credited as Doug Lawrence, is an American voice actor, comedian, writer, storyboard artist, animator, and director.

He played Sheldon J. Plankton, Larry the Lobster, Fred, and Tom on SpongeBob SquarePants, Edward T. Platypus, Nurse Leslie, Dave, and Ping-Pong on Camp Lazlo, and Filburt the Turtle on Rocko's Modern Life.