Hydrozagadka

Roman Kłosowski

Prince Maharaja

Zdzisław Maklakiewicz

Doctor Plama

Wiesław Michnikowski

Professor Milczarek

Józef Nowak

Jan Walczak / Ace

Iga Cembrzyńska

TV Presenter / Waitress

Wiesława Mazurkiewicz

Flower Seller

Emilia Nowak

Belly Dancer

Ewa Szykulska

Jola

Jerzy Dobrowolski

Interpreter

Jerzy Duszyński

Frątczak

Wiesław Gołas

Taxi Driver

Bolesław Kamiński

Little Man

Czesław Lasota

Walczak's Friend

Franciszek Pieczka

Sailor

Wojciech Pokora

Walczak's Friend

Wojciech Rajewski

Walczak's Friend

Witold Skaruch

Walczak's Friend

Jerzy Turek

Watchman

Zygmunt Apostoł

Walczak's Friend (uncredited)

Andrzej Kondratiuk

Ferry Driver (uncredited)

Tomasz Lengren

Man at Party (uncredited)

Tadeusz Pluciński

Jurek (uncredited)

Zbigniew Sawan

Porter (uncredited)

Kazimierz Stankiewicz

Maharaja's Wife (uncredited)

Jarosław Świtoniak

Scientific Worker (uncredited)

Michał Żołnierkiewicz

Scientific Worker (uncredited)

Marian Łącz

Party Guest (voice) (uncredited)

Jan Suzin

Scientific Worker (voice) (uncredited)