Wojciech Pokora as Stanislaw Maria Rochowicz / Marysia

Jolanta Bohdal as Catherine Rochowicz

Mieczysław Czechowicz as Mr. "Professor"

Maria Chwalibóg as Karpielowa

Jerzy Dobrowolski as "Eternal" director

Wiesław Gołas as Wieslaw Rutabaga

Adam Mularczyk as Painter Bogdan Adamiec

Barbara Rylska as The wife of the "eternal" director

Wojciech Siemion as Prosecutor

Jolanta Wołłejko as Nanny

Krystyna Borowicz as Gorecka

Zofia Czerwińska as The Karpiels' subtenant, their former housekeeper

Jerzy Januszewicz as Man

Maria Kaniewska as Customer

Witold Kałuski as Gorecki

Jan Kobuszewski as Plumber

Bohdan Łazuka as Engineer Rawicz

Tadeusz Pluciński as Pitching coach

Wojciech Rajewski as Guard in the gallery

Zbigniew Skowroński as The owner of the dog "Alexa"

Zdzisław Szymański as Worker in the manhole

Stanisław Bareja as Man chasing Rochowicz's car (uncredited)

Juliusz Kalinowski as Urban planner (uncredited)

Jan Kociniak as Director's subordinate with a bill for "rationalization"

Andrzej Krasicki as Museum director (uncredited)

Bohdan Krzywicki as Man at a party (uncredited)

Filip Łobodziński as Antos, son of the Gorecki family (uncredited)

Jerzy Moes as Man at a party (uncredited)

Stanisław Tym as An official sealing Adamec's painting (uncredited)

Michał Żołnierkiewicz as Man (uncredited)