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.
| Actor | Role |
|---|---|
 Véra KorèneTania Golgorine | Tania Golgorine |
 Maurice EscandeUrsac | Ursac |
 Ludmilla PitoëffSister Gabrielle | Sister Gabrielle |
| JJean WormsMaître Brégyl | Maître Brégyl |
 Margo LionDédée, inmate | Dédée, inmate |
 Henri BoscNot listed | Not listed |
 René GéninNot listed | Not listed |
 Georges PaulaisNot listed | Not listed |
 Jean GallandDoctor Karl | Doctor Karl |
 Jean TouloutProsecutor Arnoux | Prosecutor Arnoux |
 Jean MartinelliFrantz | Frantz |
| JJean FaySerge | Serge |
 Charlotte Barbier-KraussNot listed | Not listed |
 Jacques BerliozNot listed | Not listed |