The Mortal Sin
| MPAA Rating: | NR |
| Genre: | Drama |
| Country: | United States |
| Directed By: | John H. Collins |
| Written By: | John H. Collins |
| Cast: | Louis B. Foley, Viola Dana, Lady Thompson, Henry Leone, Robert Walker, Ricca Allen, Augustus Phillips |
| In Theaters: | Mar 12, 1917 |
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