In next week's issue of TV Guide magazine, Richard Chamberlain confesses he's gay — and he's been secretly married to a man for 20 years. Chamberlain, best known for his roles in Dr. Kildare and The Thorn Birds, discusses life in Hollywood's celluloid closet, and his hidden relationship with Martin Rabbett, who is now his manager. For the full story, click here and pick up TV Guide on newsstands Monday.