Eye of the Devil (1966)

In "Eye of the Devil" (1966), a man returns to his family's vineyard in France to assist with a mysterious ritual that is linked to the success of the vineyard's wine production. As he becomes entwined in the dark and ritualistic activities surrounding the vineyard, he faces unsettling revelations about his family's history and the sinister forces at play. The movie features themes of ancient traditions, family secrets, and the struggle between good and evil.