In 1820s rural England, a young girl is tricked by tales of marriage from a villainous Squire. When she becomes pregnant and disappears, a gipsy lad is blamed.

Tod Slaughter goes about the countryside strangling everybody. His evil scheme is to destroy the family who wronged him. He has a secret lab complete with a torture chamber, featured in the films climax. Probably the most maniacal portrayal Tod ever gave.

In 1880, the criminal called The Wolf is responsible for a murderous rampage in France. When the Brisson Bank is robbed in Paris and the employee Michelle is murdered, the wealthy Chevalier Lucio del Gardo is the only chance to save the bank. Chevalier proposes to the owner M. de Brisson to deposit a large amount of gold, but in return he would like to marry his daughter Cecile. However, Cecile is in love with the efficient clerk Lucien Cortier that belongs to the lower classes and refuses the engagement. In order to get rid off the rival, Chevalier uses evidences to incriminate Lucien, manipulating the incompetent Parisian chief of police.