The Pizza Triangle

The Pizza Triangle Italian Dramma della gelosia tutti i particolari in cronaca and also released as Drama of Jealousy is a 1970 Italian commedia allitaliana film directed by Ettore Scola and written by Scola and the famous screenwriter duo of Age amp Scarpelli. It stars Marcello Mastroianni, Monica Vitti, Giancarlo Giannini. It was coproduced with Spain and Spanish actors Manuel Zarzo and Juan Diego are dubbed into Italian. The film is available on DVD in Germany, released by WB as Eifersucht auf italienisch, and in Italy.

Source: Wikipedia