Altered States (1980)

Blu-ray  •  Never watched
R Horror, Science Fiction, Thriller  •  1h 42m  •  85% (Rotten Tomatoes)  •  6.9/10 (IMDb)  •  7/10 (Nick)
A dream is the key that unlocks the mysteries of the waking world.

Overview

A psycho-physiologist experiments with drugs and a sensory-deprivation tank and has visions he believes are genetic memories.
Director
Ken Russell