Twelve years after the first The Conjuring movie, James Wan has also managed to be everywhere else while guiding the franchise well past $2 billion at the global box office. Wan found time to oversee the Saw movies while stepping away for both the Aquaman films and Teacup, but he always circles back to Ed (Patrick Wilson) and Lorraine Warren (Vera Farmiga). And now, it’s the “last” time for Wan, as producer, to dramatize a hellish case handled by the Warrens’ real-life counterparts.