Originally written for Pearl White, this silent serial is a great action-packed adventure starring Molly King and Leon Bary. This serial had fifteen chapters, each one two reels in length. The chapters were: 1. The Lady in Number '7' 2. The Masked Stranger 3. An Hour to Live 4. Kidnapped 5. The Life Current 6. The Dead Come Back 7. Into Thin Air 8. The Stranger Disposes 9. When Jail Birds Fly 10. The Hole-in-the-Wall 11. Love's Sacrifice 12. Riddle of the Double Cross 13. The Face of the Stranger 14. The Hidden Brand 15. Mystery of the Double Cross.
Unfortunately the movie The Mystery of the Double Cross is not yet available on Disney Plus.
| Writing | Gilson Willets | Novel |
| Writing | Bertram Millhauser | Scenario Writer |
| Directing | William Parke | Director |
| Directing | Louis J. Gasnier | Director |
