Quote Originally Posted by achilles View Post
Why would they? They film what's in front of the camera, not behind. And only when shooting starts; they're not filming all the time.
Studios often film behind the scene stuff for DVD, interviews, making of books, and documentations, that sometimes include when actors arrived on set, getting makeup on, practicing their lines, break time and other funny moments, workers creating special effects, but yeah WB still owns the whole footage