Daniela's home is shown to be located in Rome, in a road named "Via Franco Lechner". This road does not exist in Rome. Franco Lechner (1931-1987), better known as Bombolo, was in fact a popular character actor in Italian B-movies between 1976 and 1986.
The movie poster is a reference to the painting "The Fourth Estate" ("il Quarto Stato") By Giuseppe Pellizza Da Volpedo, painted in 1901, often used as a symbol for progressive causes.