'Werewolves' exclusive trailer - Frank Grillo vs. practical werewolves in theaters December!

Described as The Purge with werewolves, Steven C. Miller‘s (Silent Night) Werewolves is headed our way this December, and the crazy official trailer has arrived this morning

The insanely cool premise? “One year ago, a Supermoon turned millions into werewolves. This December, it’s happening again.” Watch the Werewolves official trailer below!

Trailer