Acting
Keith Silverstein
Keith Silverstein (born December 24, 1970) is an American voice actor. Most of his voice over career has been for anime, most known as the voice of Kimimaro Kaguya in the Naruto series, Hisoka in the current dub of Hunter x Hunter, Robert E.O. Speedwagon from JoJo's Bizarre Adventure, Vector the Crocodile from the Sonic series, and Char Aznable in the English dub of Mobile Suit Gundam: The Origin. He also received critical praise for his performance as Johan Liebert in Monster.
Acting
- 2025The Bad Guys: The SeriesGary (voice)9 ep.
- 2021Pokémon EvolutionsProfessor Oak (voice)1 ep.
- 2020Transformers: War for Cybertron: EarthriseJetfire (voice)4 ep.
- 2020Transformers: War for Cybertron: SiegeJetfire / Omega Supreme (voice)6 ep.
- 2020Solar OppositesJim (voice)2 ep.
- 2019AmphibiaBarry (voice)1 ep.
- 2017Go! CartoonsProposer Guy (voice)1 ep.
- 2017Pencils and ParsecsK'Lev Seth74 ep.
- 2015Fresh Beat Band of SpiesCommissioner Goldstar20 ep.
- 2012Teenage Mutant Ninja TurtlesKirby (voice)1 ep.
- 2012MonsunoDax/Ash65 ep.
- 2009Batgirl: Year OneAdditional Voices20 ep.
- 2001Timber WolfTermite (voice)4 ep.
Guest appearances
- 2025The Bad Guys: The SeriesChaz (voice), Chaz / Security Guard (voice), Coffee Vendor (voice), Crew Member (voice)9 ep.
- 2022Solar OppositesDr. George (voice), Jim (voice)2 ep.
- 2021Pokémon EvolutionsProfessor Oak (voice)1 ep.
- 2020Transformers: War for Cybertron: EarthriseDeseeus [Death] (voice), Jetfire (voice), Jetfire / Omega Supreme (voice)4 ep.
- 2019AmphibiaBarry (voice)1 ep.
- 2018SupergirlChild of Liberty (voice)1 ep.
- 2017Go! CartoonsProposer Guy (voice)1 ep.
- 2017The FlashGorilla Vocal Effects (voice)1 ep.
- 2014Kself1 ep.
- 2012Teenage Mutant Ninja TurtlesKirby (voice)1 ep.
- 2001Timber WolfDash Snake (voice), Igor Beaver (voice), Loopy T. Wolf (voice), Termite (voice)4 ep.