Zombie movies love to gross us out with new and inventive and sticky ways to next-level their depictions of the walking dead.

From "Evil Dead 2" to the "Dawn of the Dead" remake, audiences have feasted (pun so intended) on a variety of gnarly kills caused by, and inflicted upon, those that snack on brains.

As "Pride and Prejudice and Zombies" aims to ratchet up the genre's gore factor, here are 11 of the goriest zombie movies you need to see before seeing "PPZ."