she plays the role of carrie mathison, a brilliant but troubled cia officer. here is a look at the series. >> blue is what is available. >> green is necessary. it does not make sense. it is not an unreasonable request. my green pen is dry. is this so hard? i asked for a green pen. >> she should go to her room. the doctor will be in. she is very focused on the green. the avenues here have methods and patterns and priorities. a single sniper, he never has and he never will. he goes big and he explodes. >> slowdown. slowdown. >> there may be no threat. >> that is quite a theory. >> it is incomplete. he is not even critical. he is a pawn, a piece of no importance. we have very little time. we have to contain it. >> the doctors coming. >> the important thing now is the green pen. >> i'm pleased to have claire danes back with me. we have done a program recently here with a group of people talking about the third golden age of television. it is such a great time for actors, directors, and for the audience. tell me about how "homeland" has fit into that for you as an