Slaughterhouse Rock
A man visits Alcatraz prison after having dreams about all the people who died there. When he gets there, his brother is possessed by an evil cannibal demon. The ghost of a female heavy metal singer who was killed there tries to help the man fight the monster.
Starring Toni Basil, Nicholas Celozzi, Tom Reilly, Donna Denton, Hope Marie Carlton, Tamara Hyler, Steven Brian Smith, Ty Miller, Al Fleming, Lenka Novak
Watch "Slaughterhouse Rock" from streaming services Amazon Prime, Imdb TV (Prime), Imdb TV and several more released in 1988. It's a horror movie, and has a rating of 4.4 out of 10 from Imdb which is fairly low for this kind of movie.