La sorella di Ursula
- Bliain: 1978
- Tír: Italy
- Seánra: Drama, Thriller, Horror
- Stiúideo: Supercine
- Eochairfhocal: murder, serial killer, whodunit, luxury hotel, giallo
- Stiúrthóir: Enzo Milioni
- Caitheadh: Barbara Magnolfi, Stefania D'Amario, Anna Zinnemann, Antiniska Nemour, Yvonne Harlow, Vanni Materassi