Donna Costanza is married to a New Jersey mafia boss. During their 10 year wedding anniversary party he is shot and killed. His dying words to her are "Giarratana from Palermo". Costanza takes a trip to Palermo in order to avenge the death of her husband. Her target is Don Giarratana, a dangerous and influential Italian politician.
| Directing | Giuseppe Vari | Director |
| Writing | Aldo Crudo | Writer |
| Writing | Gastone Ramazzotti | Writer |
| Sound | Mario Bertolazzi | Music |
| Editing | Manlio Camastro | Editor |
| Art | Athos Danilo Zanetti | Production Design |
| Costume & Make-Up | Lilly Zanetti | Costume Design |
| Costume & Make-Up | Fabrizio Sforza | Makeup Artist |
| Production | Luigi Alessi | Production Manager |
| Production | Anacleto Amadio | Production Supervisor |
| Production | Bruno Bagella | Production Secretary |
| Production | Otello Cocchi | General Manager |
| Camera | Riccardo Orsini | Assistant Camera |
| Costume & Make-Up | Osanna Guardini | Costume Assistant |
| Directing | Alberto Vari | Script Supervisor |
| Camera | Carlo Cerchio | Director of Photography |