You can read more about Billy in his Biography.
What?! You don't know who Billy Zane is?? Billy Zane is a very talented actor, who is most known for his role in Titanic as Cal Hockley (Rose's fiance). His acting career started with a role in Back to the Future 1 and 2, as one of Biff's bullies. He also starred in Dead Calm, along with Nicole Kidman and Sam Neil. Recently, you may have seen Billy in Sole Survivor and Cleopatra.
You can read more about Billy in his Biography.