: The series ran for 8 seasons (74 episodes). The first four seasons are explicitly subtitled "Palermo Oggi" before the setting shifts primarily to Catania from season 5 onwards.
: The narrative centers on the Duomo , an elite anti-mafia police unit in Palermo. It famously tracks the complex, evolving relationship between Claudia Mares (a police deputy chief) and Rosy Abate (the "Queen of Palermo" and head of a powerful mafia clan).
While set in Sicily, production took place across several Italian regions:
: Due to the immense popularity of Rosy Abate, a spin-off titled Rosy Abate - La serie was produced, running from 2017 to 2019. Where to Watch You can currently stream the series on various platforms: Mediaset Infinity : Available for free with advertising.