Vittorio Caronia

Under the brutal rule of local garrison leader Colonel Skimmel and European tyranny, a group of Mexican revolutionaries hires gunslinger Sabata to rob a transport of Austrian gold to buy weapons. But Colonel Skimmel has other plans, taking the gold for himself and blaming the revolutionaries. But no scheming colonel is going to keep Sabata from earning his pay.

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.