An astonishingly singular feat of sensorial cinema, Andrea Arnold’s first foray into nonfiction filmmaking finds yet another indelible heroine in Luma, a dairy cow. Resounding with transformative empathy for the inner lives of animals, this powerful documentary wears its loving heart on its sleeve.

Unmasking the illusory excess of the 1980s, Sean Durkin’s psychologically askew chamber piece is a decadent treat with a poisonous core, boasting standout performances from Jude Law and Carrie Coon. The superbly biting repartee makes this a must-see addition to the pantheon of toxic movie marriages.