Paweł Nowisz
Rysio
Marian Opania
Stasio
Leon Niemczyk
Dogcatcher / Professor Kazio
Hanna Małkowska
Rysio's mother-in-law / Cook
Mirosława Marcheluk
Rysio's wife
Krystyna Feldman
Master's degree holder
?
Barbara Chojecka
Lena Wilczyńska
Master's degree holder in a dog shelter
Wiesław Drzewicz
Mr. Józio
Władysław Dewoyno
Professor