Alex Cinematografica

A former astronaut helps a government agent and a police detective track the source of mysterious alien pod spores, filled with lethal flesh-dissolving acid, to a South American coffee plantation controlled by alien pod clones.

Two outlaws: "The doctor" (Bud Spencer) and the Indian Girolamo (Amidou) are helping villagers to fight a gang and a corrupt sheriff who has discovered gold under the village.