Secret Agent Francis Coplan, is given the task of finding priceless artwork stolen by the Nazis' in 1943. The trail leads to Mexico, where Coplan challenges a "secret" organization in order to re-gain the paintings.
| Actor | Role |
|---|---|
 Lang JeffriesCoplan | Coplan |
 Sabine SunCountess | Countess |
 José María CaffarelLangis | Langis |
 Robert PartyThe Old | The Old |
 Frank OliverasFondane | Fondane |
 Guido LollobrigidaMontez | Montez |
 Osvaldo GenazzaniNot listed | Not listed |
 Guy MarlyDr. Krauz | Dr. Krauz |
 Luciana GilliMaya | Maya |
 Silvia SolarFrancine | Francine |
 Ida Galli(uncredited) | (uncredited) |
| FFrancisco Cebrián(uncredited) | (uncredited) |
| AAntonio Orengo(uncredited) | (uncredited) |
 Mónica Randall(uncredited) | (uncredited) |
| MMaría Dolores Rubio(uncredited) | (uncredited) |
| TTomás Torres(uncredited) | (uncredited) |