A tramp enters by chance the house of a rich man and finds out that the man's future son in law is a crook. The old man, as a reward, lets him live in his house.
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Some filmographies list Oreste Biancoli as the co-director of the film, but he was in fact only the supervising director (he also wrote the script). His name does not appear in the credits.
A dog called "Pompeo" is listed in the credits.