Possible Clues:

• One of the acting Baldwins
• Evelyn's brother
• Guinness who played Obi-Wan
• "Smart" guy
• "Island in the Sun" novelist Waugh
• Kim's ex
• Obi-Wan portrayer Guinness
• "Star Wars" actor Guinness
• Obi-Wan player
• Smart ..., he thinks he knows everything