Un ombra nell'ombra
- Annu: 1979
- Paese: United Kingdom, Italy
- Genre: Horror
- Studio: Aretusa Film, Tanit Film, Rassy Film
- Parolla chjave: satanism, satanist, priest, devil, occult, satanic ritual, satanic cult, evil child, mother daughter relationship
- Direttore: Pier Carpi
- Cast: Anne Heywood, Valentina Cortese, John Phillip Law, Marisa Mell, Irene Papas, Lara Wendel