The Ninth Configuration

In this psychological drama directed by William Peter Blatty, a former astronaut turned psychiatrist is sent to a secluded castle-turned-military asylum to treat a group of mentally ill soldiers. The film delves into themes of faith, sanity, and redemption, featuring standout performances by Stacy Keach and Scott Wilson. Notably, the movie won the Saturn Award for Best Writing. For those interested, it can be viewed on Soap2day for free.