Наследный принц республики

Pyotr Kirillov

Husband, Nikolay

Yevgeniya Pyryalova

Wife, Natasha

Georgy Orlov

Malyutka, architect

Sergei Ponachevny

Architect

Andrei Apsolon

Architect

Georgi Zhzhyonov

Architect

Mikhail Rostovtsev

Professor

Nikolay Urvantsov

Childless citizen

K. Egorov

'Crown Prince of the Republic'

Elena Volyntseva

Old woman

Aleksandr Melnikov

Housing commission inspector (uncredited)

Yuri Muzykant

Tram passenger (uncredited)