Comedic performer known for his roles in Scream and Malibu's Most Wanted. He created and starred in his own prank show, The Jamie Kennedy Experiment, which aired on The WB from 2002 to 2004. In 2017, he had a small guest role on the show Lucifer.
He moved to Hollywood after graduating high school and worked at Red Lobster and as an extra in several movies. He created a faux screen agent, Marty Power, early on in his career, to promote himself when no real agents were interested in signing him.
He has a small, uncredited role in the 1989 film, Dead Poets Society.
He dated co-star and Ghost Whisperer actress, Jennifer Love Hewitt from 2009 to 2010. He is the youngest of six children.
He is a member of California's tourism campaign alongside Arnold Schwarzenegger.