Fiend (1980)

This low budget feature from Baltimore filmmaker Don Dohler opens with a spirit entering into a gravesite and reanimating a corpse back to life as Mr. Longfellow. In order for him to stay alive, he needs to absorb the life energies out of the living by wrapping his hands around his victoms' throats. He moves to the suburbs of Maryland where his nosey neighbor begins to suspect something aint right with Mr. Longfellow.