Byleth - Il demone dell'incesto
- Bliain: 1972
- Tír: Italy
- Seánra: Drama, Horror
- Stiúideo: Agata Film
- Eochairfhocal: possession, murder, incest
- Stiúrthóir: Leopoldo Savona
- Caitheadh: Mark Damon, Claudia Gravy, Aldo Bufi Landi, Fernando Cerulli, Silvana Pompili, Marzia Damon