Jiří Menzel as profesor matematiky Ludolf

Jaroslava Schallerová as studentka Helena Trojanová

Vlastimil Brodský as profesor chemie Brom

Marie Drahokoupilová as profesorka Vránová

Lenka Filipová as studentka Rabasová

Sylvie Nitrová as studentka Tichá

Dagmar Patrasová as studentka Kulová

Josef Somr as ředitel školy

František Filipovský as profesor matematiky Macháček

Angelo Michajlov as školník Peloušek

Luboš Ogoun as profesor tělocviku

Michal Pavlata as kamarád studentek

Karel Gott as Karel Gott

Václav Neckář as Václav Neckář

Milena Asmanová as Helenina matka

Ingrid Bernáthová as studentka

Sabina Folbrechtová as studentka

Kateřina Franková as studentka

Eva Hnátková as studentka

Ivana Kuchařová as studentka

Věra Masaříková as studentka

Elena Záhoráková-Molnárová as studentka

Jitka Ogounová as studentka

Renata Vatková as studentka

Karel Höger as komentář (voice)

Jan Kraus as kamarád studentek (uncredited)

Michal Pospíšil as kamarád studentek (uncredited)

Zdeněk Svěrák as profesor (uncredited)

Petr Brukner as novinář (uncredited)

Jiří Ornest as novinář (uncredited)

Pavel Hobl as muž s pohřebním věncem (uncredited)

Jitka Molavcová as Helena (singing voice)

Achilles Michailidis as Ludolf (singing voice)

Vlasta Chramostová as Helena's Mother (voice)