The Spy

Sonja Wigert is a diva and star in Stockholm when WW2 breaks out, rapidly getting attention from the Nazi officer Josef Terboven. She's then recruited by Swedish intelligence as a spy, but Terboven makes her spy on the Swedes.
Sonja Wigert, Scandinavia's most acclaimed female movie star, enlists as a spy for Swedish intelligence but ends up becoming entangled with the German Reichskommissar Terboven.