Dexter Spoilers: Promotional Photos of Yvonne Strahovski As Hannah Mckay in Season 7

Take a look at Dexter's season 7 new guest star, former Chuck actress Yvonne Strahovski. We grabbed a few photos from the 3 episodes Yvonne will appear as Hannah Mckay -- (7.03 "Buck the System", 7.04 "Run", 7.05 "Swim Deep").

Check it out in the gallery below!

Source: Showtime