Marshal Wyatt Earp kills a couple of men of the Clanton-gang in a fight. In revenge Clanton's thugs kill the marshal's brother. Thus, Wyatt Earp starts to chase the killers together with his friend Doc Holliday.
You can now watch Hour of the Gun online on the following streaming providers in the United States.
| Directing | John Sturges | Director |
| Writing | Edward Anhalt | Writer |
| Art | Alfred Ybarra | Art Direction |
| Sound | Jerry Goldsmith | Original Music Composer |
| Camera | Lucien Ballard | Director of Photography |
| Art | Rafael Suárez | Set Decoration |
| Production | John Sturges | Producer |
| Editing | Ferris Webster | Editor |
| Production | Lynn Stalmaster | Casting |
| Art | Joe LaBella | Property Master |
| Editing | Jorge Azcárate | Assistant Editor |
| Crew | Sass Bedig | Special Effects |
| Directing | Thomas J. Schmidt | Assistant Director |
| Costume & Make-Up | Charles Blackman | Makeup Artist |
| Production | Jack Lacey | Unit Production Manager |
| Sound | Jesús González Gancy | Sound |
| Production | Allen K. Wood | Production Supervisor |
| Sound | Frank E. Warner | Sound Effects Editor |
| Production | Nate H. Edwards | Production Manager |
| Art | William Maldonado | Construction Coordinator |
| Directing | John Franco | Script Supervisor |
| Sound | Richard Carruth | Music Editor |
