Bolek i Lolek

Adolf Dymsza

as Lolo Charkiewicz / Bolek Cybuch

Antoni Fertner

as Mister Brown

Janina Wilczówna

as Krysia

Alina Żeliska

as Marysia

Michał Znicz

as Professor Morini

Władysław Grabowski

as Jan

Andrzej Bogucki

as Lolo's Mate

Feliks Chmurkowski

as Lolo's Father

Maria Chmurkowska

as Lolo's Aunt

Janina Janecka

Jerzy Kobusz

as Janek

Zdzisław Karczewski

as Franek

Helena Cary

Mieczysław Winkler

Jadwiga Bukojemska

Józef Sliwicki

Jerzy Rygier

Bronisław Romaniszyn

Amelia Wołkońska