The Undead: Part 6

Paco Maguire, a major Hollywood actor, is in the UK filming a zombie horror movie. Physically powerful but terrified of everything, he teams up with a German shepherd dog who is immune to the virus.

The dog becomes an expert hunter of the undead. A survivor reaches the fort and tells of the dog's immunity. Howie and his group head to the town where the dog was last seen. A battle ensues.