Actually will and his wife has an open relationship its will known in hollywood that they like to swing.
He really got lucky, though. By 1990 he'd blown all his cash on cars and other stupid shit. Was down & out in LA living with family when NBC approached him to be the lead actor in a show about his life at the age of 22. It's not often that kind of perfect luck falls in your lap without even trying.
Will had a full ride to MIT and decided to pursue acting. He's no fool