In this episode, "Number Crunch," Reese is put in danger during a job, leaving Carter with the plot-turning choice of saving him or arresting him. The machine is up to some hi-jinks too, tonight -- it produces four numbers, baffling Reese and Finch. Will it get our hopes up and mean something, or does it not even matter?

Think you're a TV or movie expert? Prove it! Play Trivia Without Pity, our new online trivia game with over 2,000 questions about the shows and films you love -- and love to hate.

What are people saying about your favorite shows and stars right now? Find out with Talk Without Pity, the social media site for real TV fans. See Tweets and Facebook comments in real time and add your own -- all without leaving TWoP. Join the conversation now!