Keith Silverstein

Keith Silverstein is a well know voice actor for TV series and video games. In Club Penguin Island, he voiced Rockhopper.

Filmography

 * Rainbow Butterfly Unicorn Kitty - Prince Frostwinkle; Gingerbread Man; Prince Bonkers
 * Kingdom Hearts III - Additional Voices
 * The Division 2 - Additional Voices
 * Supergirl - Child of Liberty
 * Call of Duty: Black Ops 4 - Specialist Reaper
 * Spider-Man - Hammerhead
 * Hotel Transylvania 3: Summer Vacation - Additional Voices
 * Overwatch - Torbjörn
 * Lego Marvel's Avengers - Jasper Sitwell; Moon Knight
 * Batman: Arkham Knight - Lex Luthor
 * Teenage Mutant Ninja Turtles - Kirby O'Neil