Zdeněk Hruška

Adam

Jiří Bartoška

Richard – Mefisto

Luděk Vele

Richard – Mefisto (singing voice)

Růžena Merunková

Mother

Jan Teplý

Father

Luba Skořepová

Grandma

Nina Divíšková

Teacher

Věra Koktová

Teacher

Jaroslava Kretschmerová

Teacher

Dana Syslová

Teacher

Dalimil Klapka

Old Doctor

Ivan Trojan

Medic

František Vláčil

(uncredited)