Mandy Patinkin on how 'Homeland' rekindles his 'optimism for humanity' [Exclusive Video]
"It's impossible to participate on any level in 'Homeland' either as an actor or a viewer and not have it affect you," says actor Mandy Patinkin about his role in Showtime's espionage thriller (watch our video chat below). "If you're paying attention to the world, you're living in the storylines of 'Homeland.'" Do you think Patinkin will win Best Drama Supporting Actor? Hurry -- make your predictions now&nbs…