Considering that he has spent much of his career to date making worthy literary adaptations like Pride and Prejudice and Atonement, it came as something of a surprise when director Joe Wright would direct a stylish thriller about a young girl (Saoirse Ronan) who is raised by her father (Eric Bana) to be a perfect killing machine. What's even more surprising is that not only is Hanna a great genre film, it's also probably Wright's best work to date.