Fantomas wants to collect money from scottish rich' for letting them live. The French inspector (Louis de Funes) comes to a scottish castle to protect the owner, and to catch Fantomas. ...
During the 1930s, in Marseilles, France, two small time crooks work for local crime bosses until they decide to go into business for themselves.
In a small Scottish village, horribly murdered bodies keep turning up. Suspicion falls upon the residents of a nearby castle that is haunted by a curse involving a killer cat.