Terwijl een groep jonge acteurs een nieuwe musical over een massamoordenaar repeteert, ontsnapt een beruchte psychopaat uit een nabijgelegen gekkenhuis.
Nee, helaas is Deliria nog niet beschikbaar op Netflix in Nederland.
| Editing | Rosanna Landi | Editor |
| Writing | Sheila Goldberg | Dialogue |
| Production | Donatella Donati | Producer |
| Camera | Renato Tafuri | Director of Photography |
| Writing | George Eastman | Screenplay |
| Directing | Michele Soavi | Director |
| Production | Joe D'Amato | Producer |
| Costume & Make-Up | Valentina Di Palma | Costume Design |
| Sound | Davide Castrati | Sound Recordist |
| Costume & Make-Up | Pietro Tenoglio | Makeup Artist |
| Sound | Guido Anelli | Original Music Composer |
| Production | Antonio Tacchia | Production Manager |
| Sound | Massimo Anzellotti | Foley Artist |
| Sound | Stefano Mainetti | Original Music Composer |
| Costume & Make-Up | Maria Grazia Mazzolini | Makeup Artist |
| Art | Rubina Michettoni | Assistant Art Director |
| Editing | Giuliana D'Angeli | Assistant Editor |
| Crew | Steve Lucescu | Stunt Double |
| Costume & Make-Up | Kou Ami | Wardrobe Master |
| Editing | Enrico Grassi | Assistant Editor |
| Crew | Sergio Ukmar | Stunts |
| Sound | Hubrecht Nijhuis | Sound Engineer |
| Sound | Luigi Piergiovanni | Original Music Composer |
| Costume & Make-Up | Mirella Pedetti | Seamstress |
| Directing | Claudio Lattanzi | Assistant Director |
| Sound | Simon Boswell | Original Music Composer |
| Camera | Daniele Massaccesi | Assistant Camera |
