Dziewczyna i „Akwarius”

Marek Bargiełowski

Psychologist

Станислав Ярошиньский

MO officer

Teresa Lipowska

Bożena's mother

Jerzy Bogajewicz

Member of the band "Akwarius" (uncredited)

Eugeniusz Robaczewski

Bożena's father (uncredited)

Michał Tarkowski

Concert organizer (uncredited)

Grażyna Klepka

Bożena

Jacek Kleyff

Beat band manager