Józef Nowak as Jan Walczak / As

Zdzisław Maklakiewicz as Doctor Plama

Roman Kłosowski as Prince Maharaja

Wiesław Gołas as Taxi Driver

Wiesław Michnikowski as Professor Milczarek

Iga Cembrzyńska as TV Presenter / Waitress

Wiesława Mazurkiewicz as Flower Seller

Emilia Nowak as Belly Dancer

Ewa Szykulska as Jola

Jerzy Dobrowolski as Interpreter

Jerzy Duszyński as Frątczak

Bolesław Kamiński as Little Man

Czesław Lasota as Walczak's Friend

Franciszek Pieczka as Sailor

Wojciech Pokora as Walczak's Friend

Wojciech Rajewski as Walczak's Friend

Witold Skaruch as Walczak's Friend

Jerzy Turek as Watchman

Zygmunt Apostoł as Walczak's Friend (uncredited)

Andrzej Kondratiuk as Ferry Driver (uncredited)

Tomasz Lengren as Man at Party (uncredited)

Tadeusz Pluciński as Jurek (uncredited)

Zbigniew Sawan as Porter (uncredited)

Kazimierz Stankiewicz as Maharaja's Wife (uncredited)

Jarosław Świtoniak as Scientific Worker (uncredited)

Michał Żołnierkiewicz as Scientific Worker (uncredited)

Marian Łącz as Party Guest (voice) (uncredited)

Jan Suzin as Scientific Worker (voice) (uncredited)