The Black Secret
The Black Secret
The Black Secret Online is Free. Adventures of an American Secret Service-girl in search of an important German secret during the war.
- Genre: Action, Adventure
- Country: United States
- Director: George B. Seitz
- Cast: Pearl White, Walter McGrail, Wallace McCutcheon Jr., George B. Seitz, Henry G. Sell, Marjorie Milton, Harry Semels, Francis Wightwick,