- HD 1080
- Runtime: 50m.
- Status: Ended
0
- Languages: it
- Country: Italy
- Director: Gianpaolo Tescari
- Stars: Lino Guanciale, Valentina Romani, Gabriella Pession, Gaetano Bruno, Elena Radonicich
- Production_studio: Rai Fiction, VelaFilm, Garbo Produzioni
- Seasons: 3
- Episodes: 32
- First air date: 2017-02-22
- Last air date: 2023-02-01
- providers: MZ Choice Amazon Channel, Mhz Choice
- The The Red Door is featured in the top rankings of 2017
- #47 in Top Crime Series of 2017
- #18 in Top Mystery Series of 2017
Leonardo Cagliostro, a policeman, dies and decides to stay on Earth in order to find out more about the circumstances of his death and to save his wife, Anna, who's in danger.