If you loved The Exterminating Angel, try The Criminal Life of Archibaldo de la Cruz
A bridge between a film you've already seen and one most people haven't. The Criminal Life of Archibaldo de la Cruz has roughly 4.2× fewer votes than The Exterminating Angel — it's a deeper cut, not a mainstream recommendation. Here's what they share, and what the second one does that the first one doesn't.

The Exterminating Angel

The Criminal Life of Archibaldo de la Cruz
What they share
Both films are directed by Luis Buñuel, and they both carry the foreign gem, surreal mood tags, and they sit in Comedy / Drama territory. If that's the register that drew you to The Exterminating Angel, the second film will land in a comparable space — through a different lens.
What The Criminal Life of Archibaldo de la Cruz is
Some men just want to watch the world burn, in a lavishly polite way. One minor aristocrat’s lifelong plan to become a gentleman killer keeps colliding with his own impeccable manners. Good intentions, stubborn scruples, and an alarming number of corpses turn up in the same parlor.