K-PAX (2001)

A mysterious man, claiming to be an alien from the planet K-PAX, is sent to a psychiatric facility. The film unfolds as the enigmatic patient's profound insights challenge perceptions of reality, sanity, and the possibility of extraterrestrial existence. As Dr. Powell investigates, "K-PAX" weaves a thought-provoking narrative, leaving audiences to ponder the line between madness and transcendence.