Read More... Blake Lively in "The Shallows" (Credit: Columbia Pictures) How many brown people have to die so that Blake Lively can live? That question is explored in “The Shallows,” the new carnivorous shark B-movie from schlock maestro Jaume Collet-Serra (“Orphan”) that’s like “Open Water” with more posterior shots. Collet-Serra so favors Ms. Lively’s backside that he appears to be moonlighting as her proctologist.