Clarence J. "Clancy" Brown III (born January 5, 1959) is an American actor and voice actor best known for his long-running role as Eugene H. Krabs in the animated series SpongeBob SquarePants. He is also known for his roles as Byron Hadley in the award-winning The Shawshank Redemption, Brother Justin Crowe in HBO's critically acclaimed Carnivàle, Career Sergeant Zim in Starship Troopers as well as for his role as the Kurgan in the cult classic Highlander. Brown also works extensively as a voice actor in animated TV series, notably portraying Lex Luthor in Superman: The Animated Series, Justice League/Justice League Unlimited, and the film Superman/Batman: Public Enemies.