Captain Benoît manages to take possession of the plans of a new German airplane. The German counter-espionage assigns one of their agents, beautiful Erna Fiedler, to seduce Benoît and to eliminate him. But the two spies fall in love.
as Capitaine Benoit
as Erna Flieder, spy
as Weygelmann
as Dorothee
as Lieutenant Van Strammer
as Schaffingen
as Innkeeper
as An Old Stranger
as Count Brusilot
as Commissioner
as Adjutant Colleret
as Colonel Guerraud
as Nageberger
as Nageberger
as General Von Raugwitz
