Piotr Fronczewski
Ambroży Kleks
Henryk Bista
Great electronics
Jan Jankowski
Jacek Bronowski / Max Benson
Emilian Kamiński
You smooth it out / 'Hairy fellow'
Bohdan Smoleń
Jarzabek / Manuel Karmello de Bazar
Ján Mildner
Chinese emperor
Mieczysław Gajda
Melodarek (voice) (uncredited)
Irena Kwiatkowska
Information orb (voice) (uncredited)
Henryk Talar
Computer Lucas (voice) (uncredited)
Piotr Ptaszyński
Penny Benson
Zbigniew Buczkowski
Alojzy Bąbel
Nina Gocławska
Gina Casate
Zdzisława Specht
Gloria Casate
Anna Frankowska-Teter
Journalist
Marian Glinka
Scrapyard Guard
Marek Sierocki
'Internews' Host
Marcin Gruchalski-Buszta
Student
Sebastian Mikołajczyk
Student
Magda Wierzcholska
Student
Jacek Domański
Air traffic control officer (uncredited)
Jerzy Moes
Embassy official (uncredited)
Marcin Troński
Prime minister of the planet
Alfred Freudenheim
Space fleet admiral
Witold Dębicki
Dr. Paj-Chi-Wo
Beata Kozidrak
Princess from rock-comet
Leon Niemczyk
Portugal Monk (uncredited)