Sinthia: The Devil's Doll
- Godina: 1970
- Country: United States of America
- Žanr: Horror
- Studio: Sun Art Enterprises
- Ključna riječ: exploitation, murder, incest
- Direktor: Ray Dennis Steckler
- Uloge: Bunny Allister, Peter Balakoff, Brett Zeller, Gary Kent, Maria Lease, Diane Webber