<P> Matthew Lyn Lillard ( born January 24 , 1970 ) is an American actor , voice actor , director , and producer . He is best known for portraying Chip in Serial Mom ( 1994 ) , Stu in Scream ( 1996 ) , Stevo in SLC Punk ! ( 1998 ) , Jerry Conlaine in Without a Paddle ( 2004 ) and Shaggy Rogers in both Scooby - Doo ( 2002 ) and Scooby - Doo 2 : Monsters Unleashed ( 2004 ) . In animation , he has been the current voice of Shaggy since veteran actor Casey Kasem retired from the role . </P>
who played shaggy in the new scooby doo movie
Matthew Lyn Lillard