The Purple Cipher
| MPAA Rating: | NR |
| Genre: | Crime, Drama, Mystery |
| Country: | United States |
| Directed By: | Chester Bennett |
| Written By: | Murray Leinster, J. Grubb Alexander |
| Cast: | Earle Williams, Goro Kino, Allan Forrest, Arthur Redden, Henry A. Barrows, Frank M. Seki, Vola Vale, Ernest Shields |
| In Theaters: | Oct 11, 1920 |
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