The U.S. government recognizes land grants made when the West was under Spanish rule. This inspires James Reavis to forge a chain of historical evidence that makes a foundling girl the Baroness of Arizona. Reavis marries the girl and presses his claim to the entire Arizona territory.
You can now watch The Baron of Arizona online on the following streaming providers in the United States.
| Camera | James Wong Howe | Director of Photography |
| Writing | Samuel Fuller | Writer |
| Writing | Homer Croy | Story |
| Directing | Samuel Fuller | Director |
| Editing | Arthur Hilton | Editor |
| Production | Robert L. Lippert | Producer |
| Production | Carl K. Hittleman | Producer |
| Sound | Paul Dunlap | Original Music Composer |
| Lighting | Roy Black | Gaffer |
| Production | Yolanda Molinari | Casting |
| Art | Jack Poplin | Production Design |
| Art | Frank Paul Sylos | Art Direction |
| Art | Otto Siegel | Set Decoration |
| Art | Edward R. Robinson | Set Decoration |
| Costume & Make-Up | Loretta Francel | Hairstylist |
| Costume & Make-Up | Vernon Murdoch | Makeup Artist |
| Sound | Garry A. Harris | Sound |
| Sound | Harry Coswick | Sound Effects |
| Directing | Frank Fox | Assistant Director |
| Directing | Dorothy B. Cormack | Script Supervisor |
