I Know That You Know That I Know

I Know That You Know That I Know (Io so che tu sai che io so) is a 1982 Italian comedy-drama film directed by Alberto Sordi, who is also the co-protagonist with the Italian actress Monica Vitti. It was entered into the 13th Moscow International Film Festival where it won a Special Prize. The film's sets were designed by the art directors Lorenzo Baraldi and Massimo Tavazzi. It was shot on location around Rome.

Cast

 * Alberto Sordi as Fabio Bonetti
 * Monica Vitti as Livia Bonetti
 * Isabella De Bernardi as Veronica Bonetti
 * Salvatore Jacono as Cavalli
 * Giuseppe Mannajuolo as The Detective
 * Ivana Monti as Valeria
 * Micaela Pignatelli as Elena Vitali
 * Claudio Gora as Ronconi
 * Pier Francesco Aiello as Marco
 * Napoleone Scrugli as Mirko
 * Cesare Cadeo as Reporter
 * Sandro Paternostro as himself
 * Gianni Letta as himself