Richard Steven Horvitz Richard Steven Horvitz 7/29/66 Actor Biography There is no information about «Richard Steven Horvitz» yet. Roles Kaos (Actor) Skylanders Academy Moxxie (Actor) Helluva Boss Zim (Actor) Invader ZIM Birdramon (Actor) Digimon: Digital Monsters Garudamon (Actor) Digimon: Digital Monsters Grey Matter (Actor) Ben 10 Alpha 5 (Actor) Mighty Morphin Power Rangers: Once & Always Pacifier (Actor) Little Big Awesome Jerry (Actor) Little Big Awesome Bear (Actor) Little Big Awesome Stevey Murple (Actor) Little Big Awesome Daggett Doofus "Dag" Beaver (Actor) The Angry Beavers Billy (Actor) The Grim Adventures of Billy & Mandy Moxxie (Actor) Helluva Shorts Gallery
