Scott Andrew Caan is an American actor, director, photographer, writer, and former rapper. He starred as Detective Sergeant Danny "Danno" Williams in the CBS television series Hawaii Five-0 (2010–2020), for which he was nominated for a Golden Globe Award. Caan had a recurring role as manager Scott Lavin in the HBO television series Entourage (2009–2011). In the 1990s, he was a rapper and was a part of hip hop group The Whooliganz with The Alchemist, under the pseudonym Mad Skillz.