The adaptation of stories from one medium to another has been almost completely neglected as a philosophical topic. This neglect is surprising for two reasons: first, adaptation is everywhere. Short stores get adapted into plays; plays into movies; movies into operas; songs into poems; and on and on, backwards and forwards. The second reason is that adaptation poses a number of complex and thorny philosophical puzzles (or so I shall argue). In this paper, I focus on one particular kind of adaptation, from the medium of literature to the medium of movies. I discuss three main questions about this phenomenon:
1. What do we mean when we say that a movie is faithful to its source?