If you loved 2001: A Space Odyssey, try Planet of the Apes
A bridge between a film you've already seen and one most people haven't. Planet of the Apes has roughly 3.2× fewer votes than 2001: A Space Odyssey — 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.
What they share
Theyboth carry the cerebral mood tag, and they sit in Adventure / Science Fiction territory. If that's the register that drew you to 2001: A Space Odyssey, the second film will land in a comparable space — through a different lens.
cerebral
What Planet of the Apes is
Desert landscape, scorching sun, a crashed spaceship. A lone astronaut faces apes on horseback, a reversal of power. Schaffner grounds science fiction in stark social commentary.

