Theorem was released in the year 1968。Theorem is also called as Teorema, Teorema - Geometrie der Liebe, Théorème。

A strange visitor in a wealthy family. He seduces the maid, the son, the mother, the daughter and finally the father before leaving a few days after. After he's gone, none of them can continue living as they did. Who was that visitor ? Could he be God ?

Theorem actors and actresses include Massimo Girotti, Terence Stamp。