Antonio La Quaglia (Totò) often talks to a billoard on the station's wall picturing an engineer Giorgio Stephenson, telling him what he did so far and waiting for an answer. The pictured engineer is actually movie director Domenico Paolella.
Appearance of Ruggero Deodato, who was in his teens and who later became a movie director.
The town of Piovarolo does not exist. The movie was shot between Rome and nearby Mazzano Romano.
The movie covers a period from the Fascist era to the time of filming, just like Siamo uomini o caporali? (1955).
The song Abbracciato cu'te performed in the movie by Achille Togliani was written by Totò.