Cast & crew
The Black Diamond Express (1927)
Directed by Howard Bretherton Written by Darryl F. Zanuck
Cast
| Myrtle Stedman | Harmon |
| William Demarest | Engine |
| Carroll Nye | Fred |
| Jack W. Johnston | Sheldon |
| Monte Blue | Dan Vogel |
| Edna Murphy | Harmon |
| Claire McDowell | Martha |
| Austen Jewell | Daniel |
Crew
| Harvey Gates | Scenario Writer |
| Howard Bretherton | Director |
| Darryl F. Zanuck | Story |