An attack is carried out on the accountant of a research institute, and a large sum of money is stolen. The criminal investigation colonel not only solves the crime but also investigates its motives.

Yuriy Yakovlevas Игорь Васильевич Корнилов
Ernst Romanovas Юрий Петрович Беляев
Irina Akulovaas Валентина Васильевна Прошина
Gennadiy Bogachyovas Игнатий Борисович Казанский
Aleksandr Sokolovas Григорий Иванович
Vyacheslav Zakharovas Вячеслав Григорьевич Студенкин
Iosif Konopatskyas Алексей Георгиевич