Douglas Richard "Doug" TenNapel (born July 10, 1966) is an American animator, writer, storyboard artist, illustrator, and musician whose work has encompassed animated television, video games, and comic books. He is best known for creating Earthworm Jim, a character that spawned a video game series, cartoon show, and a toy line. For Nickelodeon, Doug was the creator of Catscratch.
TenNapel was the creator of the Project G.e.e.K.e.R. cartoon series for CBS. He was also a consulting producer on the ABC series Push, Nevada with Ben Affleck. Towards the end of the 2000s, he also created two shorts for Frederator Studios and Nicktoons, "Solomon Fix" (computer generated 3D) and "Squirly Town" (traditional 2D).