When zombies overrun San Francisco, a desperate group survives by locking themselves inside Alcatraz Prison. When the undead breach the island, our heroes are forced to return to the mainland overrun with the undead.
When a group of friends get stranded on a seemingly deserted island, they soon realize that they're not alone.
Volcanic activity awakens a prehistoric giant anaconda, forcing the local Sheriff and a band of volunteers to stop the menace.
