Two tough Kentucky mountaineers join a trading expedition from St. Louis up the Missouri River to trade whisky for furs with the Blackfoot Indians. They soon discover that there is much more than the elements to contend with.
Unfortunately the movie The Big Sky is not yet available on HBO Max.
| Writing | Ray Buffum | Adaptation |
| Production | Howard Hawks | Producer |
| Camera | Russell Harlan | Director of Photography |
| Sound | Dimitri Tiomkin | Original Music Composer |
| Writing | Dudley Nichols | Screenplay |
| Directing | Howard Hawks | Director |
| Editing | Christian Nyby | Editor |
| Writing | DeVallon Scott | Adaptation |
| Writing | A.B. Guthrie Jr. | Novel |
| Costume & Make-Up | Mel Berns | Makeup Artist |
| Crew | Thol Simonson | Special Effects Technician |
| Art | Albert S. D'Agostino | Art Direction |
| Art | Darrell Silvera | Set Decoration |
| Costume & Make-Up | Don L. Cash | Makeup Artist |
| Art | Perry Ferguson | Art Direction |
| Costume & Make-Up | Dorothy Jeakins | Costume Design |
| Costume & Make-Up | Larry Germain | Hairstylist |
| Art | William Stevens | Set Decoration |
