Nero's Mistress
Mio figlio Nerone (original)
Das Lust- und Lasterleben des römischen Kaisers Nero.
Starring Alberto Sordi, Vittorio De Sica, Brigitte Bardot, Gloria Swanson, Ciccio Barbi, Giorgia Moll, Memmo Carotenuto, Mino Doro, Enzo Furlai, Agnese Dubbini
Watch "Nero's Mistress" on Netflix released in 1956. It's a history and comedy movie, and has a rating of 5.5 out of 10 from Imdb which is fairly okay for this kind of movie.