A dogged investigator is tasked with capturing the notorious criminal Fantomas.
The search continues as Fantômas -- the criminal lord of Paris, master of disguise, goes up against the equally resourceful Inspector Juve.
After a body disappears from inside the prison, a series of crimes take place, all seemingly tied to a dead man. With Inspector Juve presumed dead, Fandor must investigate Fantômas alone.
With everyone in Paris believing that Fantômas is dead, Inspector Juve and his reporter friend Fandor must set about finding the truth.
With Fantômas arrested and jailed in Brussels, Inspector Juve endeavors to bring him to France to be charged for his crimes.