He soon began working in the video game industry on projects like 1993's Jurassic Park and The Ren & Stimpy Show: Stimpy's Invention for the Sega Genesis and The Jungle Book for the SNES and Sega Genesis. TenNapel began as an animator on Attack of the Killer Tomatoes: The Animated Series. He is also the creator of the animated television series Catscratch (2005–2007), which aired on Nickelodeon, and was itself a loose adaptation of TenNapel's comic book limited series Gear. He is best known for creating Earthworm Jim, a character that spawned a video game series, animated series, and a toy line.
Douglas Richard TenNapel ( / t ə ˈ n eɪ p əl/ tə-NAY-pəl born July 10, 1966) is an American animator, writer, cartoonist, video game designer, and comic book artist whose work has encompassed animated television, video games, and comic books.