Een rijke familie uit Texas heeft veel last van Mexicaanse bandieten die onder aanvoering van de wrede Fernando staan. Dus besluiten ze iemand in te huren (Ringo) die het opneemt tegen de bandieten.
Nee, helaas is Una pistola per Ringo nog niet beschikbaar op Netflix in Nederland.
| Writing | Duccio Tessari | Screenplay |
| Production | Luciano Ercoli | Producer |
| Production | Alberto Pugliese | Producer |
| Sound | Ennio Morricone | Original Music Composer |
| Editing | Licia Quaglia | Editor |
| Directing | Duccio Tessari | Director |
| Writing | Duccio Tessari | Story |
| Production | Manuel Muñiz | Production Assistant |
| Art | Carlo Gentili | Production Design |
| Production | Antonio Negri | Production Manager |
| Sound | Alberto Bartolomei | Sound |
| Costume & Make-Up | Carlo Gentili | Costume Design |
| Directing | María Teresa Font | Script Supervisor |
| Art | Juan Alberto Soler | Production Design |
| Camera | José Climent | Camera Operator |
| Directing | Mahnahén Velasco | First Assistant Director |
| Production | Isidre Prous | Production Secretary |
| Sound | Bruno Nicolai | Conductor |
| Production | Luis Marin | Unit Manager |
| Camera | Francisco Marín | Director of Photography |
| Crew | Miguel Pedregosa | Stunts |
| Crew | Antonio Molina | Special Effects |
| Costume & Make-Up | Franco Di Girolamo | Makeup Artist |
| Camera | Sergio D'Offizi | Camera Operator |
