A Lothario (Tomas Milian), in trouble for fooling around with a Senator's wife, becomes an unwitting witness to a mob murder. Police Lieutenant Parker (Bud Spencer) tries to solve the case in enough time to take his long-suffering family on vacation.
| Directing | Bruno Corbucci | Director |
| Writing | Bruno Corbucci | Screenplay |
| Writing | Mario Amendola | Screenplay |
| Production | Josi W. Konski | Producer |
| Sound | Carmelo La Bionda | Original Music Composer |
| Sound | Michelangelo La Bionda | Original Music Composer |
| Camera | Silvano Ippoliti | Director of Photography |
| Camera | Ben McDermott | Director of Photography |
| Editing | Ashley Daleki | Editor |
| Art | Klaus Kolb | Production Design |
| Costume & Make-Up | Franco Carretti | Costume Design |
| Costume & Make-Up | Frank Bronstein | Hair Assistant |
| Costume & Make-Up | Luciano Giustini | Makeup Artist |
| Production | Vittorio Galiano | Production Manager |
| Production | Josi W. Konski | Production Manager |
| Directing | Peter Gold | Assistant Director |
| Sound | Sam Brown | Sound |
| Sound | Italo Cameracanna | Foley Artist |
| Sound | Alberto Doni | Sound Mixer |
| Crew | Jay Amor | Utility Stunts |
| Crew | Kenny Bates | Stunts |
| Directing | Saul Carswell | Script Supervisor |
| Sound | Hermann Weindorf | Music Arranger |
| Costume & Make-Up | Angel Goldstein | Key Costumer |
