L'assassino ha riservato nove poltrone
- Blwyddyn: 1974
- Gwlad: Italy
- Genre: Mystery, Thriller, Horror
- Stiwdio: Cinenove
- Allweddair: murder, whodunit, family curse, giallo, theater, masked killer
- Cyfarwyddwr: Giuseppe Bennati
- Cast: Chris Avram, Rosanna Schiaffino, Eva Czemerys, Lucretia Love, Paola Senatore, Gaetano Russo