James Gunn (born August 5, 1970) is an American writer, filmmaker, actor, musician and cartoonist. He is the older brother of actor Sean 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 to act also as director, starting with Slither in 2006. He subsequently wrote and directed the web series James Gunn’s PG Porn and the superhero film Super (2010). His next film Guardians of the Galaxy, based on the comic of the same name and part of the Marvel Cinematic Universe, received an August 1, 2014 release.