The Secret of Lost River
| MPAA Rating: | NR |
| Genre: | Drama, Short |
| Country: | United States |
| Produced By: | Thomas H. Ince |
| Directed By: | Jay Hunt |
| Written By: | Thomas H. Ince |
| Cast: | Louise Glaum, Estelle Allen, Jack Nelson, Louis Morrison, Charles K. French, John Davidson, Frank Borzage |
| In Theaters: | Jun 18, 1915 |
| Runtime: | 20 minutes |
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