300 mins | Action, Adventure | Feb. 19, 1921
300 mins | Action, Adventure | Feb. 19, 1921
| Producers | George Kleine Productions |
| Original title | The Hope Diamond Mystery |
| Directors | Stuart Paton |
| Writers | Charles W. Goddard, John B. Clymer |
as Mary Hilton / Bibi
as Sidney Atherton / Nang Fu / Ghung
as John Gregge / Jean-Baptiste Tavanier
as Priest of Kama-Sita / Dakar
as Wanda Atherton / Miza
as Johnson
as Lord Francis Hale (as Captain C. Clayton)
as Lady Francis Hale
as Reginald Travers (aka Putnam Bradley Stone)
as Saki
as James Marcon / Bagi
as Lady Francis Hope