If you loved Psycho, try The Spiral
A bridge between a film you've already seen and one most people haven't. The Spiral has roughly 6.5× fewer votes than Psycho — 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 dread, mindfuck mood tags, and they sit in Horror / Mystery / Thriller territory. If that's the register that drew you to Psycho, the second film will land in a comparable space — through a different lens.
dreadmindfuck
What The Spiral is
Tall apartment in July, cicadas scream through open windows. A medical examiner traces a friend’s autopsy, finds the same glitch in home video—now her apartment fridge hums when the tape plays.

