Film based on the life of Dr. Salvador Mazza, who, with a group of professionals, conducts an investigation to discover the antidote to a mysterious illness whose carrier is a nocturnal insect. A Mazza was regarded as the first doctor who fought the deadly Chagas disease in Argentina.
| Directing | Juan Bautista Stagnaro | Director |
| Writing | Juan Bautista Stagnaro | Writer |
| Production | Pablo Rovito | Producer |
| Editing | Miguel Pérez | Editor |
| Art | Miguel Ángel Lumaldo | Production Design |
| Art | Miguel Ángel Lumaldo | Set Decoration |
| Costume & Make-Up | Tito Herrera | Costume Design |
| Costume & Make-Up | Fausto Zanetti | Costume Design |