Ewa Kasprzyk
Ewa
Paweł Wawrzecki
Paweł
Maria Klejdysz
grandmother
Piotr Korczarowski
Piotruś
Leon Niemczyk
professor
Franciszek Trzeciak
plumber
Maciej Kozłowski
boy's father
Lidia Bogaczówna
boy's mother
January Brunov
tree defender
Monika Bolly
(uncredited)
Czesław Czapliński
scientist-photographer (uncredited)
Przemysław Dąbrowski
man (uncredited)
Lech Dyblik
man (uncredited)
Marek Kasprzyk
man (uncredited)
Ryszard Kotys
man (uncredited)
Radosław Popłonikowski
man (uncredited)
Jan Heba
man (uncredited)
