Elenco - Wyłap
Paweł Nowisz
RysioMarian Opania
StasioLeon Niemczyk
Dogcatcher / Professor KazioHanna Małkowska
Rysio's mother-in-law / CookMirosława Marcheluk
Rysio's wifeKrystyna Feldman
Master's degree holderLena Wilczyńska
Master's degree holder in a dog shelterWiesław Drzewicz
Mr. JózioWładysław Dewoyno
ProfessorWirgiliusz Gryń
Rysio's neighborMirosław Szonert
VetFranciszek Trzeciak
Dogcatcher's helperEugeniusz Wałaszek
Man with a dogJerzy Moniak
Waiter (uncredited)Maria Probosz
Rysio's pupil (uncredited)