After finding a very precious and huge diamond, the famous geologist Hutton mysteriously disappears. The discovery of this jewel sparked a battle between the international underworld.
| Writing | Gino Turini | Writer |
| Writing | Nando Anselmetti | Story |
| Sound | Stelvio Cipriani | Music |
| Writing | Otto Smell | Writer |
| Editing | Otto Smell | Editor |
| Directing | Luigi Batzella | Director |
| Writing | Luigi Batzella | Writer |
| Crew | Angelo Baistrocchi | Cinematography |
