Mario di Nardo

George Stark is a wealthy industrialist who invites five business friends of his to his remote Mediterranean island for a weekend of relaxation and business when he introduces them to Professor Farrell, a brilliant chemist who gives investment ideas to the group. But against Farrell's wishes, the group goes behind each other's back to obtain information on Farrell's chemistry ideas and soon the guests and residents start turning up dead one by one... (imdb)

A young man who has lost his memory, escapes from prison with three other convicts. The other men help him find back bits of his past, until they arrive at a village where two warring families recognize him. Apparently he has a reputation for being a fast gun, and he has been paid to kill a man - who says he is his father. His younger brother is jealous of the attention the prodigal son receives, and things come to a dramatic end. (imdb)

Two outlaws compete with each other over a treasure map that will lead them to buried gold while one of them is in league with a sadistic priest-turned-crime lord, while a young Native American girl helps both outlaws and plays both sides against each other. (imdb)

Jason and Adam are brothers who specialize in jewel heists. Jason is betrayed by Adam, who steals his girlfriend, and has him beaten and left for dead. A female doctor nurses him back to health, and he sets about planning his revenge. (imdb)

While looking for a stolen diamond necklace,the private investigator Bob Martin uncovers a smart serial killer. (imdb)

Two driving instructors are in crisis due to the constant lack of customers. (bfi)

Rudy returns home to revenge his father's death, fighting local bandits. (imdb)