The Exterminating Angel (1962)

Set in a grand mansion, Luis Buñuel's surrealist film stars Silvia Pinal and showcases a group of wealthy guests trapped after a luxurious dinner party, unable to leave. The storyline explores the bizarre, allegorical chaos and savage undercurrents of the aristocracy, painting a vivid, symbolic critique of societal norms and hidden instincts within the elite. It's a captivating, surreal exploration of human nature and the intricate layers of society.