Keith Silverstein

Keith Silverstein is an American voice actor, known for lending his voice to English versions of Japanese anime and video games. He is best known for his roles as Johan Liebert in Monster, Vector the Crocodile in the Sonic the Hedgehog video games, Robert E.O. Speedwagon in JoJo's Bizarre Adventure, Hisoka in the 2011 version of Hunter × Hunter, Kurozumi Orochi in One Piece, Ōgai Mori in Bungo Stray Dogs, Ulric, Brute, and Rascal in Glitter Force, Gabriel Agreste a.k.a.