A French secret agent gets a license to kill when he is sent to Vienna to plug a security leak in this routine spy saga. He is caught in the crossfire of international enemy agents trying to eliminate the French.
| Actor | Role |
|---|---|
 Lino VenturaPascal Fabre | Pascal Fabre |
 Jean BouiseMargery, dit « le boiteux » | Margery, dit « le boiteux » |
 Marilù ToloAnna | Anna |
 Adrian HovenKern | Kern |
 Charles RegnierErfuhrt | Erfuhrt |
 Ellen BahlIngrid Kern | Ingrid Kern |
 Wolfgang PreissChalieff | Chalieff |
 Jean ServaisWeigelt | Weigelt |
 Louis Arbessierle Colonel | le Colonel |
 Mino DoroMan with Chalieff | Man with Chalieff |
 Paul PavelKiller | Killer |
 Raoul GuyladKarl | Karl |
| GGuy MairesseKiller | Killer |