The People Under the Stairs (1991)
Trapped inside a fortified home owned by a mysterious couple, a young boy quickly learns the true nature of the homicidal inhabitants, and secret creatures hidden deep within the walls. child abuse, escape, shotgun, serial killer, landlord, wrongful imprisonment, cannibal, incest, blunt, mental illness, break in, psychotic, guard dog, bad landlord, disfigurement, tarot, greedy developer, neighborhood, landlord tenant relationship, shocking, poor kid, murderous pair, trapped in a house, class warfare, in the walls, mother daughter relationship, brother sister relationship, sexual fetish, absurd, antagonistic, ridiculous