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.
| Production | Joe D'Amato | Producer |
| Production | Donatella Donati | Producer |
| Camera | Renato Tafuri | Director of Photography |
| Editing | Rosanna Landi | Editor |
| Directing | Michele Soavi | Director |
| Writing | Sheila Goldberg | Dialogue |
| Writing | George Eastman | Screenplay |
| Art | Rubina Michettoni | Assistant Art Director |
| Costume & Make-Up | Valentina Di Palma | Costume Design |
| Sound | Guido Anelli | Original Music Composer |
| Sound | Stefano Mainetti | Original Music Composer |
| Sound | Luigi Piergiovanni | Original Music Composer |
| Editing | Enrico Grassi | Assistant Editor |
| Editing | Giuliana D'Angeli | Assistant Editor |
| Costume & Make-Up | Maria Grazia Mazzolini | Makeup Artist |
| Costume & Make-Up | Pietro Tenoglio | Makeup Artist |
| Production | Antonio Tacchia | Production Manager |
| Directing | Claudio Lattanzi | Assistant Director |
| Sound | Davide Castrati | Sound Recordist |
| Sound | Hubrecht Nijhuis | Sound Engineer |
| Sound | Massimo Anzellotti | Foley Artist |
| Crew | Sergio Ukmar | Stunts |
| Crew | Steve Lucescu | Stunt Double |
| Costume & Make-Up | Mirella Pedetti | Seamstress |
| Costume & Make-Up | Kou Ami | Wardrobe Master |
| Sound | Simon Boswell | Original Music Composer |
