Teorema is a 1968 Italian art-house film directed by Pier Paolo Pasolini. This allegorical film stars Terence Stamp as a stranger who infiltrates the home of a wealthy Italian family, where he seduces each member. After profoundly affecting their lives, he abruptly leaves, leading the family into various states of existential crisis. The film's ambiguous narrative has led to many scholarly interpretations.
(Summary by FreeGreatMovies.com)