A seductive blonde makes a theft of jewelry unprecedented in the history of crime, nothing less than a billion.
| Actor | Role |
|---|---|
 Analía GadéDesirée Charrier | Desirée Charrier |
 Jean SorelTeniente Barney Holmes | Teniente Barney Holmes |
 Espartaco SantoniDr. Javier Echevarría | Dr. Javier Echevarría |
 José Luis López VázquezTerence | Terence |
 Stephen BoydLeón Urrutía, joyero | León Urrutía, joyero |
 Mabel KarrMadame Chantal | Madame Chantal |
| GGeorge RigaudMr. Stanley (as Jorge Rigeaut) | Mr. Stanley (as Jorge Rigeaut) |
 Beni DeusNot listed | Not listed |
 José RiesgoCapitán de Scotland Yard | Capitán de Scotland Yard |
| RRamón FerrerNot listed | Not listed |
 Eva LeónEnfermera | Enfermera |
| RRosanna PardoNot listed | Not listed |
 Saturno CerraNot listed | Not listed |
| EErnesto VañesNot listed | Not listed |
| AAntonio OrengoNot listed | Not listed |
| MMelquiades ÁlvarezNot listed | Not listed |
| FFrancisco AgudínNot listed | Not listed |
 Félix AcasoMr. Decker (voice) (uncredited) | Mr. Decker (voice) (uncredited) |
 Ángel TerVoz del magnetofón (voice) (uncredited) | Voz del magnetofón (voice) (uncredited) |