[1] Maigret searches for evidence that an old nemesis of his is behind a series of jewel robberies.

Maigret believes the ageing gangster is organising a gang from his apartment.

However, when the gangster is found dead, Maigret investigates his criminal connections and his neighbours trying to find the murderer.

In 1992 it was made into an episode of an ITV Maigret series starring Michael Gambon.

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