Burial Ground (1981) [2160p]

2 (1)

Plots: An archaeology professor discovers an ancient crypt which contains living dead corpses. The zombies go on a rampage and attack a group of people which the professor had invited to celebrate his discovery.

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Professor Ayres discovers a secret in an ancient stone and when he opens a crypt, he revives zombies that kill him. He had invited three couples to visit him in his manor to reveal his discovery. However, they never get around to meeting the professor. Out of the blue, the zombies attack them and they seek shelter in the mansion. The creatures put the manor under siege while they protect themselves trying to survive to the horde of zombies.