Set in Rome, it is a spin-off of the series Distretto di Polizia, which aired on the same network from 2000 to 2012, reprising the character of Roberto Ardenzi, played by the protagonist Giorgio Tirabassi.
as Roberto Ardenzi
as Claudio Sabatini
as Sandro Vitale
as Isabella D'Amato
as Riccardo Pisi
as Giacomo Polena
as Daria Tagliavia
as Roberta Cruciani
as Maura "Mauretta" Ardenzi
as Cecilia La Rosa
as Serena Scanzi
as Questore Longhi
as l'ingegnere
