A female spy goes to Budapest to steal the plans of an anti-aircraft gun.
Katalin Karády
as Machita
Iván Petrovich
as Szávody György
József Bihari
as Török, művezető
Sándor Szabó
as Kovács Gábor, mérnök
György Nagyajtay
as 23-as kém
Iván Molnár
as 112-es kém
Elemér Baló
as Kémfőnök
