Katia Cardinali

A respected doctor becomes the prime suspect in a series of gruesome murders.

Arms trafficking with the Indians on the one hand and acquiring documents concerning the ownership of a goldmine on the other are the principal interests of Quin and Gomez, the highly suspicious guests at Papa Martinez' inn. The unexpected arrival of the sheriff Thomas, and the journalist, George, upsets the plans of the two unsavoury allies and they have to try every kind of trick to win out against such adversaries.

Three young hobby archeologists witness a satanic ritual in a secluded villa. Instead of helping poor female victims they decide to secretly document the events.