Cole Thornton, a gunfighter for hire, joins forces with an old friend, Sheriff J.P. Harrah. Together with a fighter and a gambler, they help a rancher and his family fight a rival rancher that is trying to steal their water.
Unfortunately the movie El Dorado is not yet available on HBO Max.
| Writing | Harry Brown | Novel |
| Writing | Leigh Brackett | Screenplay |
| Production | Howard Hawks | Producer |
| Directing | Howard Hawks | Director |
| Sound | Nelson Riddle | Original Music Composer |
| Camera | Harold Rosson | Director of Photography |
| Editing | John Woodcock | Editor |
| Art | Carl Anderson | Art Direction |
| Art | Hal Pereira | Art Direction |
| Directing | Charlsie Bryant | Script Supervisor |
| Art | Robert R. Benton | Set Decoration |
| Art | Ray Moyer | Set Decoration |
| Production | John R. Coonan | Unit Production Manager |
| Directing | Andrew J. Durkus | Assistant Director |
| Art | Earl Olin | Property Master |
| Costume & Make-Up | Wally Westmore | Makeup Supervisor |
| Costume & Make-Up | Nellie Manley | Hair Supervisor |
| Costume & Make-Up | Edith Head | Costume Design |
| Art | Olaf Wieghorst | Title Illustration |
| Crew | Paul K. Lerpae | Special Effects |
| Visual Effects | Farciot Edouart | Visual Effects |
| Sound | Charles Grenzbach | Sound Recordist |
| Sound | Gil Grau | Orchestrator |
| Sound | Nelson Riddle | Conductor |
| Sound | Nelson Riddle | Songs |
| Writing | John Gabriel | Lyricist |
| Sound | George Alexander | Vocals |
| Production | Paul Helmick | Associate Producer |
| Crew | Terry Leonard | Stunts |
| Crew | Chuck Hayward | Stunts |
| Crew | Gary Combs | Stunts |
| Crew | Robert "Buzz" Henry | Stunts |
| Crew | Joe Canutt | Stunts |
| Crew | Chuck Courtney | Stunts |
| Crew | Polly Burson | Stunts |
| Crew | Kimo Owens | Stunts |
| Crew | Bill Raymond | Stunts |
| Crew | Walt La Rue | Stunts |
| Crew | Danny Sands | Stunts |
| Crew | Dean Smith | Stunts |
| Crew | Chuck Roberson | Stunts |
| Crew | George P. Wilbur | Stunts |
| Crew | Jack N. Young | Stunts |
| Crew | Neil Summers | Stunts |
| Lighting | Lon Massey III | Gaffer |
| Camera | John R. Hamilton | Still Photographer |
| Sound | John R. Carter | Sound Recordist |
