Jack Bravman

A mother resorts to voodoo to get back at those who killed her son.

A mad woman and her cheating husband hire men to fix up their new house. Mysterious carpenter, Ed, becomes her guardian angel, but he is actually an executed killer whose spirit has returned to finish the dream house he once started.

Two teenagers notice a sudden change in their fellow students. No one is able to explain this zombie-like behavior which, at the command of an unseen alien, makes them punish transgressors with merciless violence.