Tadeusz Łomnicki as Bazyli

Krystyna Stypułkowska as Pelagia

Wanda Koczeska as Mirka

Kalina Jędrusik as Journalist

Teresa Szmigielówna as Nurse Teresa

Zbigniew Cybulski as Edmund

Roman Polanski as Dudzio

Andrzej Nowakowski as Musician

Andrzej Gawroński as Jazz Club Spectator (uncredited)

Marian Kociniak as Guest (uncredited)

Krzysztof Komeda as Self (uncredited)

Henryk Kurek as (uncredited)

Sława Przybylska as Self (uncredited)

Jerzy Skolimowski as Boxer (uncredited)

Andrzej Trzaskowski as Self (uncredited)

Andrzej Wojciechowski as (uncredited)

Jan Zylber as Bearded Man (uncredited)

Janusz Kłosiński as Sport Activist (voice) (uncredited)