출연진
Всеволод Платов
Valentin Volgin, parachutist-firefighter
Margarita Lifanova
Irina Aleeva, parachute jumping instructor
Владимир Гуляев
Alexey Ryzhov, firefighter commander
Владимир Зельдин
Boris Nikolaevich Shmelev, saboteur
Валентин Брылеев
Pepelov, radio operator
Борис Битюков
Boris Valentinovich Yakovlev, counterintelligence major
Tatyana Zabrodina
Grishchenko, captain of counterintelligence
Иван Соловьев
Rumyantsev, counterintelligence major
Николай Сморчков
young saboteur
Иван Кузнецов
Ivan Nikolaevich Leshchuk, head of the air base
Николай Хрящиков
Grigory Filippovich Fedotov, forester
Михаил Майоров
Shcherbakov, counterintelligence colonel