La Danseuse rouge (1937)

Tania, a young girl from Central Europe, leaves her home because of her abusive father. Trained, in spite of herself, in the nets of the secret services, she becomes a renowned dancer who travels the major capitals, in search of military information. In 1917, in Paris, she was arrested and sentenced to death. She will be executed despite the fervent defense of her lawyer who has fallen in love with her.