The nightly news has always been a fertile source of inspiration for horror movies. For every terrifying scenario the news imagines, there is already a horror movie that explores what that hypothetical reality would be like. With Israel and Iran bombing each other and rising economic uncertainty it might be comforting to watch a dystopian movie about characters who are much worse off.
Soylent Green (1973)
Soylent Green imagined an overpopulated New York City struggling to support a population of 40 million.