Roy runs away from the labor camp of Santa Lucia with Emiliano, a New Mexico rancher, both imprisoned unjustly for three powerful American bankers, to seize the gold mine that had Emiliano. During flight, the landowner dies and in his last moments asked Roy to recover the mine and save Jessica, daughter of his former foreman.

In this adaptation of Tolstoy's story the Wurdulak, a mentally ill patient known as Nicola flashes back to horrifying experiences that he encountered while driving through the country. Upon damaging his car, Nicola sets out for help, only to meet a mysterious family that lives in total fear of someone or something. This evil force slowly penetrates the household and thrusts each of its members into a frenzy of absolute terror!

A gang of cattle thieves rescue a criminal from the gallows, and later rob a stagecoach loaded with gold. When they get the loot, he is betrayed and left dying in the middle of the desert. In the escape they reach a mysterious ghost town, where they perceive there is something strange about ...

1968 film by Piero Vivarelli

When socialite and heiress Julie Wardh begins receiving blackmail letters attributed to a mysterious serial killer, she suspects her cruel and sadistic former lover Jean is behind them. With her husband Neil frequently out of town, she falls into the arms of her friend's cousin George, and as the unknown assassin begins to make his move, she fears that one of the three men in her life may be the killer.