The Ninth Configuration (1980)
Army psychiatrist Colonel Kane is posted to a secluded gothic castle housing a military asylum. With a reserved calm, he indulges the inmates' delusions, allowing them free rein to express their fantasies. vietnam war, army, post-traumatic stress disorder (ptsd), based on novel or book, supernatural, dark comedy, castle, insane asylum, religion, astronaut, crucifix, psychosis, combat fatigue, absurdism
ETC.
