Frederick James Prinze Jr. (born March 8, 1976) is an American actor, writer, and producer. He has starred in films such as I Know What You Did Last Summer (1997) and its sequel I Still Know What You Did Last Summer (1998), She's All That (1999), Summer Catch (2001), Scooby-Doo (2002), and its sequel Scooby-Doo 2: Monsters Unleashed (2004). Prinze has also had recurring and starring roles in television shows, including Friends (2002), Boston Legal (2004), Freddie (2005–06) and 24 (2010), and voi...