Amityville II: The Possession (1982)
Anthony and Dolores Montelli, along with their four children, move into their dream house in Amityville and are immediately plagued by a string of paranormal experiences. When the abusive Anthony wrongly places the blame on their children, Dolores recruits a local Catholic priest to exorcise the house. child abuse, sibling relationship, abusive father, exorcism, poltergeist, possession, house, dysfunctional family, prequel, church, demon, incest, evil, demonic possession
ETC.
