Also Known As:
- Demons 3
- A Catedral
- Cathedral of Demons
- Demon Cathedral
- Demonzu 3
- El engendro del diablo
- In the Land of the Demons
- Kosciól
- O naos
- Sanctuaire
- La Chiesa
- The Church
- Michele Soavi
- Nick Alexander
- Dario Argento
- Fabrizio Bava
- Lamberto Bava
- Franco Ferrini
- M.R. James story "The Treasure of Abbot Thomas"
- Dardano Sacchetti
- Michele Soavi
- Hugh Quarshie ... Father Gus
- Tomas Arana ... Evan
- Feodor Chaliapin Jr. ... The Bishop (as Feodor Chaliapin)
- Barbara Cupisti ... Lisa
- Antonella Vitale ... Bridal Model
- Giovanni Lombardo Radice ... Reverend
- Asia Argento ... Lotte
- Roberto Caruso ... Freddie
- Roberto Corbiletto ... Hermann, the Sacristan
- Alina De Simone ... Lottie's Mother
- Olivia Cupisti ... Mira
- Gianfranco De Grassi ... The Accuser
- Claire Hardwick ... Joanna
- Lars Jorgenson ... Bruno
- John Karlsen ... Heinrich
- Katherine Bell Marjorie ... Heinrich's Wife
- Riccardo Minervini ... Schoolboy
- Enrico Osterman ... The Torturer
- Micaela Pignatelli ... Fashion shoot photographer
- Patrizia Punzo ... Miss Brückner
- John Richardson ... Architect
- Matteo Rocchietta ... Younger Schoolboy
- Michele Soavi ... 1st Policeman at Lisa's House