Are you a TV Fanatic?
Sign up for our daily newsletter to receive personalized television news for free!
Watch Person of Interest Season 2 Episode 21 online via TV Fanatic with over 5 options to watch the Person of Interest S2E21 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, and Google Play.
|YouTube Purchase||Watch Now|
|Google Play||Watch Now|
When the Machine is infected by a virus, can its numbers be trusted on Person of Interest.