While Apocalypse Now is full of plenty wild, horrifying behind-the-scenes stories, there is one moment that has stuck with Charlie Sheen more than any other — the on-camera killing of a water buffalo.

Hello! I’m Mark Olsen. Welcome to another edition of your regular field guide to a world of Only Good Movies. Writer-director Ari Aster has refashioned himself from a maker of art-house horror films ...