Iwo Rajski

as Andrzej or Aniela Wesoly, aged 8-10

as Adam (4 episodes)

as Kazik Malinowski

as Teddy (voice)

as Karol

as Oskar Walczak

as Markowskis' grandchild

as Krzyś

as Gosia's Son (1 episode)

as Bohdan's Son

as Jakub

as Kazik Malinowski

as Son of Beata

as polský chlapec (1 episode)

as Kuba

as Piotruś Matys

as Daniel Słowik