The Mystic Hour
| MPAA Rating: | NR |
| Genre: | Mystery |
| Country: | United States |
| Directed By: | Richard Ridgely |
| Written By: | Agnes Fletcher Bain, Fred Rath |
| Cast: | Florence Short, Charles Hutchison, John St. Polis, Helen Strickland, Alma Hanlon |
| In Theaters: | May 17, 1917 |
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