Random Zombie Bite!!! Open Grave!!

 

From the Youtube page

OPEN GRAVE trailer ★ bringing a new take on the apocalypse genre, we think "Open Grave" is one of the top intriguing movies to put on your list for Xmas eve. Lead by a power performance from genre rising star Sharlto Copley, the film sees 6 survivalists crashing into a a nerve-wracking race to stay alive and discover who they are, as madness is seething all around, and no one can be trusted.