Clarence J. "Clancy" Brown (born January 5, 1959) is an American screen and voice actor. Frequently cast as a villain due to his imposing stature and deep voice, Brown is well-known to sci-fi fans as the sinister Kurgan in Highlander, and also portrayed prison guard Byron Hadley in the acclaimed The Shawshank Redemption, as well as General Wade Eiling on The Flash, in addition to a plethora of other memorable roles.
He has voiced a number of prominent characters in animation, including (but not limited to) Mr. Krabs in SpongeBob SquarePants, Rahzar in the 2012 Teenage Mutant Ninja Turtles cartoon, Destro in G.I. Joe: Renegades, Savage Oppress in Star Wars: The Clone Wars, Lex Luthor in several DC Comics-based cartoons, Parallax in the Green Lantern movie, Mr. Sinister in Wolverine and the X-Men, Odin in The Avengers: Earth's Mightiest Heroes, and ironically, Surtur in Thor: Ragnarok.