
During a Soviet circus tour in Japan, a small street musician, Ken, meets a clown, Yuri Nikulin. Upon learning that his sick father is being treated in the Soviet Union, Ken sets off in search of him. The friendship of the great clown and the boy continues in Moscow.

Chiharu Inayoshi
Ken Kawama

Makiko Ishimaru
Michiko Sakuma in childhood

Volodya Bykov
Vasska
Tanya Aynyukova
Alyonka

Yuriy Nikulin

Machiko Kyō
Director of the shelter

Jūkichi Uno
Nobuyuki Noda, Ken's uncle

Inna Makarova
Klava

Ken Utsui
Teacher Tabata

Stanislav Chekan
raftsman

Eiji Funakoshi
Japanese in Leningrad and Moscow

Lyubov Sokolova
Lieutenant of militia

Michiyo Yasuda
Michiko Sakuma

Nikolay Grabbe
foreman

Hiroyuki Ôta
Ken Kawama as an adult