A wealthy, possessive husband's investigation reignites his young wife's past love, leading them to plot against him. As obstacles fall away, their passion faces a new test.

Roberto Maldi, a young scientist, is trying to find a serum capable of giving courage but he unwittingly invents a serum which transforms any man in a womanizer. His boss scents a good business and wants to produce the serum on industrial basis, but Roberto does not agree.

A lieutenant spends a night of love with a mysterious woman. After a few years he discovers that the woman was married to an invalid and that the meeting had been organized to ensure an heir for the family

In 1951, two years after the “scandal” of the Fiamma che non si spegne, Cottafavi got the opportunity to work on a film with a small production company, Novissima Film. With little means, a number of technical and financial problems and working Sundays with the pieces of film given to him bit by bit, Cottafavi shot Una donna ha ucciso, a minor film that marked his comeback to directing. (Gianni Rondolino)

The life and loves of great composer Giuseppe Verdi are played against a background of the great operas of the 19th Century. A tender love story of his successful and turbulent life, with more than 20 excerpts from his acclaimed operas.