Richard Steven Horvitz

The Angry Beavers is an American animated television series created by Mitch Schauer for the Nickelodeon channel. The series revolves around Daggett and Norbert Beaver, two young beaver ...

Zim dreams of greatness. Unfortunately, though, he's hopelessly inept as a space invader. Desperate to be rid of the annoying Zim, his planet's leaders send him on a mission to ...

The exploits of the Grim Reaper, who has been forced into being the best friend of two children. A spin-off of the show Grim & Evil.