Clarence J. "Clancy" Brown III (born January 5, 1959) is an American actor and voice artist, best known for his many roles as animated characters such as Lex Luthor in the DC Animated Universe, SpongeBob SquarePants as Mr. Krabs, Transformers Prime as Silas/Cylas, and Jackie Chan Adventures as Captain Black, Ratso, and Super Moose, as well as several live action roles, such as The Kurgan in Highlander. He has the role of Chris Bradford/Dogpound/Rahzar in Teenage Mutant Ninja Turtles.