Episodes Il vicino di casa September 4, 1973 Il tram September 11, 1973 La bambola September 18, 1973 Testimone oculare September 25, 1973 Directed by Luigi Cozzi   Dario Argento   Mario Foglietti   Roberto Pariante   Written by Luigi Cozzi   Dario Argento   Marcella Elsberger   Mario Foglietti   Cast Aldo Reggiani ... Luca Laura Belli ... Stefania Mimmo Palmara ... The Neighbor Alberto Atenari ... Truck Driver Enzo Cerusico ... Commisario Giordani Paola Tedesco ... Giulia Pierluigi Aprà ... Roberto Magli, il fattorino Gildo Di Marco ... Il fornaio Tom Felleghy ... Luigi Berti Marcello Fusco   Luciana Lehar   Emilio Marchesini ... Marco Roviti Fulvio Mingozzi ... Policeman Corrado Olmi ... Officer Morini Salvatore Puntillo ... Moustached Man Maria Tedeschi ... Elderly Nurse Pietro Zardini   Robert Hoffmann ... Doctor Mara Venier ... Daniela Moreschi Gianfranco D'Angelo ... Police commissioner Erika Blanc ... Elena Moreschi Maria Teresa Albani ... Innkeeper Pupo De Luca ... Vice-commissioner Umberto Raho ... Psychiatrist Luciano Bonanni ... Bar customer Marilù Tolo ... Roberta Leoni Riccardo Salvino ... Guido Leoni Glauco Onorato ... Police Inspector Altea De Nicola ... Anna Gino Pagnani ... (as Luigi Pagnani Fusconi) Uncredited Cast Dario Argento ... Self - Host (4 episodes) Fernando Cerulli ... Uomo che si costituisce come assassino Enrico Marciani ... Avvocato Produced by Dario Argento   Original Music by Giorgio Gaslini

Additional Info Premiere: September 04, 1973 DVD Release: January 27, 2009 Country: Distributor: Mya Communication Websites: Alternate Titles La Porta Sul Buio Production Companies Seda Spettacoli RAI Radiotelevisione Italiana (for) Distributors Mya Communication   (2009) (USA) (DVD) Rating Stats Overall Rating 6.4 / 10 Our Rating -- / 10 Your Friends -- / 10 Male Users -- / 10 Female Users -- / 10 Site Ranking #11,288 / 21,260 Site Ranking #11,281 Christmas Cruelty! (2013) #11,282 The Amityville Moon (2021) #11,286 A Whisper In The Dark (1976) #11,287 E-Demon (2016) #11,288 Door Into Darkness: Season 1 (1973) #11,289 Blood Bath (1975) #11,290 Naked Ambition (2003) #11,291 Hide And Go Kill 2 (2009) #11,292 After School Special (2017)