As young boys, two brothers, Jed (AKA: Chip) and John, witness their father being hung by a vigilante gang. Chip, angry and bitter, grows up to be an outlaw and leader of the feared Blue Chip Gang. John goes the other way and becomes a U.S. Marshal. Two brothers on opposite sides of the law, destined to become embroiled in an Arizona range war between cattlemen and farmers.
Unfortunately the movie Gunsmoke in Tucson is not yet available on HBO Max.
| Camera | William P. Whitley | Director of Photography |
| Art | Jack Senter | Art Direction |
| Editing | George White | Editor |
| Production | James Petsch | Production Manager |
| Directing | Horace Hough | Assistant Director |
| Sound | Robert Rich | Sound Editor |
| Writing | Herman Rotsten | Dialogue |
| Art | Pat Delaney | Set Decoration |
| Costume & Make-Up | Robert Gary | Set Costumer |
| Sound | Harold Hanks | Sound Engineer |
| Costume & Make-Up | Sabine Manela | Costume Design |
| Costume & Make-Up | Frank Roberts | Costume Design |
| Costume & Make-Up | Carlie Taylor | Makeup Artist |
| Sound | Dave Lopez | Orchestrator |
| Art | Richard Rubin | Props |
| Sound | Sidney Cutner | Music |
| Production | Herbert Kaufman | Executive Producer |
| Production | Robert Joseph | Associate Producer |
| Production | Herman Rotsten | Associate Producer |
| Directing | Thomas Carr | Director |
| Writing | Paul Leslie Peil | Screenplay |
| Writing | Robert L. Joseph | Screenplay |
| Writing | Paul Leslie Peil | Story |
