12 part silent serial- 1. The Castle of Fear 2. The Spider's Web 3. The Vanishing Heiress 4. The Room Without a Door 5. Shots in the Dark 6. Ambushed 7. The Secret of the Coin 8. Into the Web 9. The Baited Trap 10. The Lady in White 11. The Closing Web 12. The Final Reckoning. A prequel to The Ace of Scotland Yard.

Genres

Cast

Hayden Stevenson

Angus Blake

Grace Cunard

Queen of Diamonds

Gloria Grey

Lady Diane Blanton

Herbert Prior

Lord Blanton

Monte Montague

Jarvis

Wilbur Mack

Albert Drexel

Al Hart

The Spider (as Albert Hart)

Walter Brennan

Henchman (uncredited)

George Burton

Henchman (uncredited)