Hot Springs, Arkansas, native Clark is a co creator of the web comedy series "Clark and Michael," which he wrote, directed, produced, and starred in alongside his friend and comedy partner, Michael Cera. This series, which lampooned the characters' efforts to write and sell a TV show, made several "Best of" lists in 2007, including Time, Entertainment Weekly, the New York Times, the Los Angeles Times, and others. "Clark and Michael" remains hugely popular and has established Clark as a creative force to be reckoned with.
Clark currently voices multiple characters on Seth Green's hit Adult Swim animated series, "Robot Chicken." In 2008, he starred in the feature comedy "Sex Drive," and you can look for him in the following comedies: "A Thousand Words" (with Eddie Murphy), "Kick Ass" (with Nicolas Cage), and the John Cusack starring "Hot Tub Time Machine."