About how Soviet border guards managed to detect and neutralize foreign intelligence agents.
as майор Серебренников
as Горский, капитан "Медузы"
as Абдусаломов
as капитан Пулатов
as старший лейтенант Мансуров
as Истат
as полковник Заозерный
as нарушитель границы
as Василий Ефремов
as Бегалин
