Comcast has launched a new tie-in website for The Dark Knight, featuring a new IMAX featurette, a "Making of the Clown Masks" video, plus downloads, photos and more. Check out the featurette below.

The Dark Knight, directed by Christopher Nolan, stars Christian Bale, Heath Ledger, Morgan Freeman, Michael Caine, Gary Oldman, Aaron Eckhart, Maggie Gyllenhaal, Eric Roberts, Anthony Michael Hall, Nestor Carbonell, Melinda McGraw, Nathan Gamble, Michael Jai White. The Dark Knight hits conventional theaters and IMAX on July 18.