Night of the Living Dead- 1968- NR

Summary: A disparate group of individuals takes refuge in an abandoned house when corpses begin to leave the graveyard in search of fresh human bodies to devour. The pragmatic Ben (Duane Jones) does his best to control the situation, but when the reanimated bodies surround the house, the other survivors begin to panic. As any semblance of order within the group begins to dissipate, the zombies start to find ways inside — and one by one, the living humans become the prey of the deceased ones.

https://www.imdb.com/title/tt0063350/parentalguide

Screaming Skull- 1958- NR

A newly married couple arrives at the home of the husband’s late wife, where the gardens have been maintained by a gardener faithful to the dead woman’s memory. Soon, eerie events lead the new wife to think she’s losing her mind.

https://www.imdb.com/title/tt0052169/parentalguide?ref_=tt_stry_pg