| Original title | Porte aperte | 
|---|---|
| Danish title | Åbne døre | 
| Leikstjórn | Gianni Amelio | 
| Screenplay | Gianni Amelio, Vincenzo Cerami, Alessandro Sermoneta | 
| Based on | Roman af Leonardo Sciascia | 
| Producer | Angelo Rizzoli | 
| Director of Photography | Tonino Nardi | 
| Editor | Simona Paggi | 
| Composer | Franco Piersanti | 
| Appearance | Gian Maria Volonté, Renato Carpentieri, Ennio Fantastichini | 
| Land | Italien | 
| Domestic distribution | Gloria Film | 
| TV release | 10.08.1994, DR | 
| Danish festival release | 07.02.1997, Vist på festival Sydeuropæsik filmfestival | 
| Danish theatrical release | 11.04.1997 | 
| Cinemas | Grand, Gloria, Øst for Paradis (Århus) samt i ? biografer i provinsen | 
| Find more | VAriety, 9. Sept. 1990, p. 31. - Cinema nuovo 325, May/June 1990, p. 50 | 
      Companies | 
  |
| Production company | Erre Produzioni, Istituto Luce, ltalnoleggio, Urania Film | 
| Domestic distribution | Gloria Film | 
| 
       | 
  |
      Instruktion | 
  |
| Instruktion | Gianni Amelio | 
| 
       | 
  |
      Manus | 
  |
| Manus | Gianni Amelio | 
| Manus | Vincenzo Cerami | 
| Manus | Alessandro Sermoneta | 
| 
       | 
  |
      Produktion | 
  |
| Producer | Angelo Rizzoli | 
| 
       | 
  |
      Foto | 
  |
| Foto | Tonino Nardi | 
| 
       | 
  |
      Klip | 
  |
| Klip | Simona Paggi | 
| 
       | 
  |
      Musik | 
  |
| Musik | Franco Piersanti | 
| 
       | 
  |
      Medvirkende | 
  |
| Vito Di Francesco | Gian Maria Volonté | 
| Giovanni Consolo | Renato Carpentieri | 
| Tommaso Scalia | Ennio Fantastichini | 
| 
       | 
  |