CBS drama, Person of Interest, has a new subway set. The cast and director talks about how the set was made and everything that went into making it look realistic. Emmy award winner, Michael Emerson, says the set is stunning. Amy Acker says the subway has become a center piece for the season this year because you really feel like you have gone to a different world.
Watch Person of Interest on CBS, Tuesdays at 10 p.m.
