| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Alessandro Sermoneta | Crew | Writing | Writer, Creator | 8 |
 Claudio Gaeta | Crew | Production | Executive Producer | 8 |
 Grazia Giardiello | Crew | Writing | Writer, Adaptation, Creator | 8 |
 Luca Barbareschi | Crew | Production | Producer | 8 |
Paola Bonucci | Crew | Costume & Make-Up | Costume Design | 1 |
 Piero Bodrato | Crew | Writing | Writer, Creator | 8 |
 Rex Stout | Crew | Writing | Novel | 8 |
 Riccardo Donna | Crew | Directing | Director | 8 |
Roberto Iannone | Crew | Writing | Writer, Adaptation, Screenplay, Creator | 8 |
Saverio D'Ercole | Crew | Writing | Creative Producer | 8 |
 Chiara Laudani | Crew | Writing | Writer, Creator | 8 |
Mattia Donna | Crew | Crew | Compositors | 1 |
Vincenzo Ianni | Crew | Production | Unit Manager | 1 |
 Alessandro Riceci | Cast | Edoardo Bassi | 1 | |
 Andy Luotto | Cast | Actor | Nanni Laghi | 8 |
 Anita Zagaria | Cast | Actress | Luisa Grandi | 1 |
 Claudio Bigagli | Cast | Actor | Dario Malaspina | 1 |
 Corrado Solari | Cast | Actor | Antonio Sgroi | 1 |
 Eleonora Ivone | Cast | Actress | Ivana Tanzi | 1 |
 Emanuela Rossi | Cast | Actress | Bianca Salvati | 1 |
 Emanuele Salce | Cast | Augusto Dossena | 1 | |
 Fabiana Formica | Cast | Actress | Evelina | 1 |
 Fabrizio Contri | Cast | Actor | Repaci | 1 |
 Francesco Pannofino | Cast | Actor | Nero Wolfe | 8 |
 Magdalena Grochowska | Cast | Actress | Esther Ferri | 1 |
 Marcello Mazzarella | Cast | Actor | Commissario Graziani | 8 |
 Marco Bonini | Cast | Actor | Ludovico Guastalla | 1 |
Martino Duane | Cast | Actor | Carlo Previati | 1 |
 Michele Di Mauro | Cast | Actor | Raul Bruni | 1 |
Paolo Sassanelli | Cast | Actor | Matteo Ferri | 1 |
 Roberto Nobile | Cast | Actor | 1 | |
 Sara Bertelà | Cast | Actress | Sandra Falchi | 1 |
 Taiyo Yamanouchi | Cast | Li Jibao (as Yamanouchi Taiyo) | 1 | |
Viola Graziosi | Cast | Angela Giusti | 1 | |
Damir Todorović | Cast | Ludlow | 1 | |
 Davide Paganini | Cast | Actor | Maresciallo Bordon | 6 |
Dina Braschi | Cast | Maria | 1 | |
 Elena Bouryka | Cast | Actress | Neya Tormic | 1 |
 Eugenia Costantini | Cast | Actress | Noemi | 1 |
 Giovanni Calcagno | Cast | Actor | Faber | 1 |
 Giulia Bevilacqua | Cast | Actress | Rosa Petrini | 8 |
 Ivan Olivieri | Cast | Actor | Dottore | 1 |
Linda Chang | Cast | Actress | madre di Yu | 1 |
 Maria P. Petruolo | Cast | Actress | Sara Colombo (as Mary Petruolo) | 1 |
 Michele La Ginestra | Cast | Actor | Spartaco Lanzetta | 8 |
 Mimosa Campironi | Cast | Rossana Ferri | 1 | |
 Orfeo Orlando | Cast | Actor | Ladro auto (as Orfeo Orlandi) | 1 |
 Pietro Sermonti | Cast | Actor | Archie Goodwin | 8 |
 Chiara Francini | Cast | Actress | Emilia Stoppani | 1 |
 Federico Tolardo | Cast | Valerian Gorecky | 1 | |
 Lavinia Longhi | Cast | Actress | Lara Fox | 1 |
 Piero Cardano | Cast | Chico Grandi | 1 | |
 Dajana Roncione | Cast | Actress | Anna Fiore | 1 |
 Elena Radonicich | Cast | Actress | Carla Tormic | 1 |
 Roberta Mattei | Cast | Actress | Cecilia Grandi | 1 |
Roberto Mantovani | Cast | Umberto Taccani | 1 | |
 Stella Novari | Cast | 1 | ||
 Salvatore Langella | Cast | Actor | Gaspare | 4 |
Armando De Ceccon | Cast | Actor | Direttore del circolo | 1 |
 Mauro Serio | Cast | 1 | ||
Cristina Noci | Cast | Sara | 1 | |
 Monica Dugo | Cast | Laura Ristori | 1 | |
 Caterina Misasi | Cast | Lucia Tanzi | 1 | |
 Alessio Caruso | Cast | Edoardo Canale | 1 | |
 Jacopo Venturiero | Cast | Actor | Lele Borrelli | 1 |
 Gianluca Vannucci | Cast | Actor | Lord Clivers | 1 |
 Mario Cordova | Cast | Actor | Arturo Borrelli | 1 |
 Diego Verdegiglio | Cast | Actor | Salvatore Sordillo | 1 |
 Daniele Griggio | Cast | Lionel Clivers | 1 | |
Andrea Lolli | Cast | Agente immobiliare | 1 | |
Luca Scapparone | Cast | Toni Savasta | 1 | |
 Daniel Emilio Baldock | Cast | Vincenzo Barrera | 1 | |
| Person | Type | Job | Role(s) | Episodes |
