Tajemnica Alei Ujazdowskich
| MPAA Rating: | NR |
| Genre: | Drama, Short |
| Country: | Poland |
| Produced By: | Aleksander Hertz |
| Directed By: | Aleksander Hertz |
| Cast: | Pola Negri, Jan Pawlowski, Rafaela Boncza, Kazimierz Junosza-Stepowski, Helena Arkawin, Andrzej Bogucki, Iza Kozlowska, Emilia Rózanska |
| In Theaters: | Feb 25, 1917 |
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