The Great Unknown
| MPAA Rating: | NR |
| Genre: | Drama, Short |
| Country: | Canada |
| Directed By: | O.A.C. Lund |
| Written By: | O.A.C. Lund |
| Cast: | Barbara Tennant, Jack W. Johnston, Helen Marten, Frederick Truesdell |
| In Theaters: | Feb 20, 1913 |
Followers: 0
| MPAA Rating: | NR |
| Genre: | Drama, Short |
| Country: | Canada |
| Directed By: | O.A.C. Lund |
| Written By: | O.A.C. Lund |
| Cast: | Barbara Tennant, Jack W. Johnston, Helen Marten, Frederick Truesdell |
| In Theaters: | Feb 20, 1913 |