James Gunn (born August 5, 1970) is an American writer, director, producer, actor, and musician. His siblings include Sean and Matt Gunn. Gunn started his career as a screenwriter in the late 1990s, and has written the scripts for Tromeo and Juliet (1996), Scooby-Doo (2002), its sequel Scooby-Doo 2: Monsters Unleashed (2004), and the 2004 version of Dawn of the Dead. He then started working also as a director, starting with Slither in 2006. He subsequently wrote and directed the web series James Gunn's PG Porn and the superhero films Super (2010) and Guardians of the Galaxy (2014).