Teorema
- annos singulos: 1968
- Patriam: Italy
- genus: Mystery, Drama
- Studio: Aetos Produzioni Cinematografiche, B.R.C. Produzione Film
- keyword: italian, bourgeoisie, host family, household, stranger, lgbt, bisexual man, visitor, mysterious character, sexual encounter, drastic change of life, uninvited guest, wealthy family, seducer, milan, italy, gay theme, religious allegory, confess feelings, charming man
- Director: Pier Paolo Pasolini
- cast: Terence Stamp, Silvana Mangano, Massimo Girotti, Anne Wiazemsky, Andrés José Cruz Soublette, Laura Betti