Ore 9: Lezione di chimica

Irasema Dilián as Maria Rovani Andrea Checchi as Il professor Marini Carlo Campanini as Campanelli Ada Dondini as Signorina Mattei Giuditta Rissone as La direttrice Sandro Ruffini as Carlo Palmieri Alida Valli as Anna Campolmi

Marcello Marchesi Screenplay Mario Mattoli Director, Screenplay