When a crime boss sends out his thugs to terrorize an entire city, they do whatever they want, which includes anything from petty theft to robbing the police station in broad daylight. Napoli spara! (internationally released as Weapons of Death and Naples shoots) is a "poliziottesco" film directed by Mario Caiano in 1977. It is an unofficial sequel of Napoli violenta, of which reprises the character of Gennarino (still played by Massimo Deda).
| Directing | Mario Caiano | Director |
| Production | Ennio Di Meo | Production Supervisor |
| Art | Antonio Visone | Production Design |
| Sound | Nick Alexander | ADR & Dubbing |
| Camera | Angelo Lannutti | Camera Operator |
| Directing | Goffredo Unger | First Assistant Director |
| Camera | Giancarlo Rocchetti | Key Grip |
| Production | Franco Rapa | Location Manager |
| Directing | Margherita Reginato | Script Supervisor |
| Costume & Make-Up | Maria Luisa Panaro | Costume Design |
| Camera | Bruno Biagi | First Assistant Camera |
| Crew | Gino De Rossi | Special Effects |
| Camera | Giorgio Garibaldi Schwarze | Still Photographer |
| Crew | Giuseppe Auriemma | Production Office Assistant |
| Editing | Vanio Amici | Assistant Editor |
| Lighting | Giulio Quaglietti | Electrician |
| Camera | Pino Venditti | First Assistant Camera |
| Production | Roberto Giussani | Production Manager |
| Sound | Francesco De Masi | Original Music Composer |
| Editing | Vincenzo Tomassi | Editor |
| Costume & Make-Up | Stefano Trani | Makeup Artist |
| Camera | Pier Luigi Santi | Director of Photography |
| Writing | Gianfranco Clerici | Screenplay |
| Writing | Vincenzo Mannino | Screenplay |
| Sound | Roberto Alberghini | Sound |
