In Cape Kennedy, a con man accidentally swallows a valuable microfilm, believing it a pill for heartburn. Parody of the James Bond films.
| Actor | Role |
|---|---|
 Gracita MoralesJustina Salguero Cascajo | Justina Salguero Cascajo |
 José Luis López VázquezAcacio Rendueles Cañizo | Acacio Rendueles Cañizo |
 Antonio OzoresSeñor Marqués | Señor Marqués |
 Alicia TomásÁngela | Ángela |
 Marisol AyusoIrina | Irina |
| JJudith LorickSeñorita Córcora | Señorita Córcora |
 Antonio PicaMiguel | Miguel |
 Emilio LagunaVeterinario | Veterinario |
 Mario MoralesBoris | Boris |
 Paloma CelaSecuaz del Sr. Marqués | Secuaz del Sr. Marqués |
 Paquita TorresFalsa enfermera | Falsa enfermera |
| CCarlos SamyHarry Corcoran | Harry Corcoran |
 Xan das BolasCamarero | Camarero |
| AAgustín BescosHombre en terraza al final (uncredited) | Hombre en terraza al final (uncredited) |
| AAntonio OrengoMaitre (uncredited) | Maitre (uncredited) |
 Joaquín PratNarrador (voice) (uncredited) | Narrador (voice) (uncredited) |