Planeta - Ziemia

Irena Laskowska as Piotruś's Mother Wieńczysław Gliński as Piotruś's Father Józef Nowak as Driver Jerzy Turek as Circus Performer Maja Wodecka as Teacher (uncredited)

Jan Laskowski Director of Photography Włodzimierz Olszewski Assistant Director Mieczysław Waśkowski Director, Screenplay