Part 1 of the Mysteries of Warsaw trilogy. The film’s protagonist, a wealthy man, is poisoned by his valet, who hopes to seize his fortune. No copies of the film have survived.
| Actor | Role |
|---|---|
 Pola NegriArabella | Arabella |
 Józef WęgrzynNot listed | Not listed |
 Władysław GrabowskiRich Man | Rich Man |
| JJan PawłowskiNot listed | Not listed |
| AAntoni BednarczykNot listed | Not listed |