Matthew Lillard played offbeat Gen-X goofballs in movies big and small throughout the 1990s. His first prominent role was as Kathleen Turner's son in the John Waters film Serial Mom (1994). In the next five years he made more than a dozen movies, including Hackers (1995, with Angelina Jolie), Scream (1996, with Neve Campbell), SLC Punk! (1998) and She's All That (1999, with Freddie Prinze, Jr.). He also played the ultimate goofball, Shaggy, in two live-action Scooby Doo movies: Scooby Doo (2002, with Sarah Michelle Gellar) and Scooby Doo 2 (2004, with Linda Cardellini). His other films include Without a Paddle (2004), What Love Is (2007, starring Cuba Gooding, Jr.), The Descendants (2011, with George Clooney) and Trouble With the Curve (2012, with Amy Adams). Lillard studied acting at New York's Circle in the Square theater and is a founder of the Summoner's Ensemble theater group.
Matthew Lillard hosted the Nickelodeon show SK8 TV in 1989-90… According to a 2002 report on Tech TV, Matthew Lillard is an avid gamer who “supplied his voice talents for the game SledStorm in exchange for a lifetime of free games from Electronic Arts”… Lillard married Heather Helm in 2000; their daughter Addison was born in 2002, and they have two other children… In the original Scooby-Doo cartoon, Shaggy was voiced by American Top 40 radio personality Casey Kasem.