Scott Andrew Caan is an American actor. He currently stars as Detective Danny "Danno" Williams in the CBS television series Hawaii Five-0, for which he was nominated for a Golden Globe Award. Caan is also known for his recurring role as manager Scott Lavin in the HBO television series Entourage. He was also a part of 1990s rap group The Whooliganz with The Alchemist. The duo went by the names Mad Skillz and Mudfoot, respectively.