| Blood Will Tell | |
| Director: | Charles Miller |
| Producer: | Thomas H. Ince |
| Starring: | William Desmond Enid Markey David Hartford |
| Cinematography: | Clyde De Vinna |
| Studio: | Kay-Bee Pictures New York Motion Picture |
| Distributor: | Triangle Distributing |
| Runtime: | 50 minutes |
| Country: | United States |
| Language: | Silent English intertitles |
Blood Will Tell is a 1917 American silent drama film directed by Charles Miller and starring William Desmond, Enid Markey and David Hartford.[1] The film's sets were designed by the art director Robert Brunton.