Aaron Taylor-Johnson plays the man who comes between Keira Knightley and Jude Law in November's Anna Karenina, and when I chatted with the actor (who's best known for Kick-Ass), we talked about his luminous costar and why his character, Count Vronsky, falls for her. Taylor-Johnson had a lot of insight into Knightley, revealing how much the "super smart" actress studied the novel on which the film is based, as well as how impressed he was with her performance.
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