where is the first voice actor from?
He is an American.
Mr. Lawrence
 American animator, writer, actor, voice actor, and comedian. He is most known for his work as a writer and voice actor for the Nicktoons shows "Rocko's Modern Life" and "SpongeBob SquarePants", the latter of which he has provided the voice of Plankton, Larry the Lobster and other various characters since 1999.
is plankton from spongebob a zooplankton or phytoplankton Plankton is an intellectual planktonic copepod and Karen is a waterproof supercomputer. they are voiced by whom in spongebob squarepants? Mr. Lawrence and Jill Talley what is its role in the series? Plankton shares a rivalry with Mr. Krabs, who owns the far more profitable Krusty Krab restaurant and sells a fictional burger called the Krabby Patty. Plankton and Karen often devise schemes to steal the secret Krabby Patty recipe, but their efforts are always thwarted by Krabs and his employees. does they appear in any other shows? No, but they appeared in comic books and video games.
wiki:6550957
Mr. Lawrence [SEP] Introduction
Douglas Lawrence Osowski, known professionally as Mr. Lawrence, is an American animator, writer, actor, voice actor, and comedian. He is most known for his work as a writer and voice actor for the Nicktoons shows "Rocko's Modern Life" and "SpongeBob SquarePants", the latter of which he has provided the voice of Plankton, Larry the Lobster and other various characters since 1999.