Mario Castellani was an Italian comic actor, best known as the sidekick of famous comic actor Antonio De Curtis (Totò). He appeared with the latter in all his major movies, as well as many of Totò's theatre productions.

Cops and Robbers is a 1951 Italian cult comedy film directed by Steno and Mario Monicelli. It stars the famous comedian Totò, and the cinematographer was the future film director Mario Bava. It was produced by Dino De Laurentiis and Carlo Ponti.