 Paweł NowiszRysio | Rysio |
 Marian OpaniaStasio | Stasio |
 Leon NiemczykDogcatcher / Professor Kazio | Dogcatcher / Professor Kazio |
 Hanna MałkowskaRysio's mother-in-law / Cook | Rysio's mother-in-law / Cook |
 Mirosława MarchelukRysio's wife | Rysio's wife |
 Krystyna FeldmanMaster's degree holder | Master's degree holder |
| BBarbara ChojeckaNot listed | Not listed |
 Lena WilczyńskaMaster's degree holder in a dog shelter | Master's degree holder in a dog shelter |
 Wiesław DrzewiczMr. Józio | Mr. Józio |
 Władysław DewoynoProfessor | Professor |
 Wirgiliusz GryńRysio's neighbor | Rysio's neighbor |
 Mirosław SzonertVet | Vet |
 Franciszek TrzeciakDogcatcher's helper | Dogcatcher's helper |
 Eugeniusz WałaszekMan with a dog | Man with a dog |
| BBogdan WiśniewskiNot listed | Not listed |
| BBarbara ChmielewskaNot listed | Not listed |
| MMonika BartczakNot listed | Not listed |
| WWalentyna SakkilariNot listed | Not listed |
 Zofia PlewińskaNot listed | Not listed |
| AAgnieszka KuszaNot listed | Not listed |
 Jerzy MoniakWaiter (uncredited) | Waiter (uncredited) |
 Maria ProboszRysio's pupil (uncredited) | Rysio's pupil (uncredited) |