Based on real events in 1974 in Riga: the robbery of collectors and the murder of the driver. The personnel of the Gorky, Odessa regional executive committees and the Internal Affairs Directorate of the Latvian SSR took part in the film.
Александр Пороховщиков
as Markov - nachalnik UVD
Николай Мерзликин
as Aleksey Ermolaev - major dezhurnyy
Владимир Никитин
as Zvyagintsev - starshiy leitenent dezhurnyy
А. Андреев
as Rezerv
Фёдор Бондарчук
as Andrey Kuzmichyov - narkoman
Ilze Vazdika
as strelik VOKHRa
Jevgenijs Vevers
as Udivlyonnyy svidetel
Galina Dyomina
as sosedka Korolkovoy
Алексей Инжеватов
as Korsakov
Uldis Veispals
as Korenev
Людмила Цветкова
as Surikova