 | Bud Spencer als Inspector Rizzo |
 | Enzo Cannavale als Caputo |
 | Werner Pochath als Spiros |
 | Joe Stewardson als Smollet |
 | Carel Trichardt als Captain Müller |
 | Desmond Thompson als John Desmond - Commissioner of Police |
| Baldwyn Dakile als Bodo |
 | Dagmar Lassander als Margy |
 | Antonio Allocca als Receptionist |
| Giancarlo Bastianoni als Smollet's Henchman |
| Franco Cirino als Polizist in Neapel |
 | Giorgio Cerioni als Mitarbeiter in der Diamantenmine |
| Ester Carloni als Maria, tabaco seller |
| Rita Ehlers als Helga |
 | Carlo Reali als Edmonds' assistant |
| Jos Jansen als Van Dyck |
 | Ottaviano Dell'Acqua als Bus Hooligan (uncredited) |
 | Claudio Ruffini als Henchman in the local (uncredited) |
| Guido De Angelis | Original Music Composer |
| Mario Morra | Editor |
| Franco Verucci | Screenplay |
| Steno | Director |
| Alberto Spagnoli | Director of Photography |
| Adriano Bolzoni | Screenplay |
| Maurizio De Angelis | Original Music Composer |
| Giovanni Simonelli | Screenplay |
| Anselmo Parrinello | Unit Manager |
| Martin Linder | Production Manager |
| Carlo Bartolucci | Assistant Editor |
| Bruno Cesari | Set Decoration |
| Fausto De Lisio | Hair Designer |
| Rainer Brandt | Screenplay |
| Vittorio Biferale | Production Manager |
| Luciano Giustini | Makeup Artist |
| Franco Cirino | Production Manager |
| Alfredo Mirabile | Production Manager |
| Neri Parenti | First Assistant Director |
| Luciano Sagoni | Costumer |
| Luciano D'Achille | Property Master |
| Thomas Franke | Assistant Director |
| Franco Verucci | Story |
| Ilona Daumann | Assistant Editor |
| Giovanni Morosi | Makeup Artist |
| Giovanni Corridori | Special Effects |
