Гидрозагадка

Józef Nowak

Jan Walczak / As

Zdzisław Maklakiewicz

Doctor Plama

Roman Kłosowski

Prince Maharaja

Веслав Голас

Taxi Driver

Wiesław Michnikowski

Professor Milczarek

Iga Cembrzyńska

TV Presenter / Waitress

Wiesława Mazurkiewicz

Flower Seller

Эва Шикульска

Jola

Jerzy Dobrowolski

Interpreter

Jerzy Duszyński

Frątczak

Bolesław Kamiński

Little Man

Czesław Lasota

Walczak's Friend

Францишек Печка

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)