But that hasn't stopped people from trying. With As I Lay Dying in theaters and Griffin & Sabine in development, let's take a look at 20 seemingly unfilmable books.
Legendary Pictures released an image of Bradley Cooper's eyes in his upcoming role as Lucifer. Alex Proyas (The Crow, Dark City) is directing the Hangover star in a big-screen adaptation of John Milton's Paradise Lost. (via.)