Baku, Year 1920. Secret agent of the Emergency Commission Engineer Mammad Rustamov is sent to Berlin with a special assignment. On the pretext of treating his son's illness, Mammad is endangering his life and people around him.

Rasim Balayev
as Mammad Rustamov

Ramiz Novruzov
as Baba Aliyev

Igor Ledogorov
as Anton Gaberkorn

Igor Stepanov
as Anatoli Smelov

Kyazim Abdullayev
as Gafar Gafarov

Yelena Tonunts
as Anna Surina

Liliya Makarova
as Tatyana

Anatoliy Kotenyov
as Vladimir Tishkov

Aleksandr Arjilovski
as Kulchitski

Yuri Dedovich
as Aleksey Putilov