Hallucination Generation (1966)
A juvenile is mad at his mom so he leaves his home in San Francisco to join a charismatic LSD gurus cult in Spain and turns on, tunes in, and drops out He also gets involved in murder
Savage Streets (1984)
A teenage vigilante seeks revenge on a group of violent thugs who raped her handicapped sister and killed her best friend
The Unseen (1980)
A trio of female reporters find themselves staying overnight in a house occupied by a hostile being lurking in the basement
Friday the 13th part 5 IV: A New Beginning (1985)
Still haunted by his past, Tommy Jarvis who, as a child, killed Jason Voorhees wonders if the serial killer is connected to a series of brutal murders occurring in and around the secluded halfway house where he now lives