

02/01/1919
Adventures of an American Secret Service-girl in search of an important German secret during the war. Chapters: [1] “The Great Secret,”; [2] “Marked for Death,”; [3] “The Gas Chamber,”; [4] “Below the Waterline,”; [5] “The Acid Bath,”; [6] “The Unknown,”; [7] “The Betrayal,”; [8] “A Crippled Hand,”; [9] “Woes of Deceit,”; [10] “The Inn of Dread,”; [11] “The Death Studio,”; [12] “The Chance Trail,"; [13] “Wings of Mystery,”; [14] “The Hidden Way,”; [15] “The Secret Host"

Pearl White
as Evelyn Ereth

Walter McGrail
as Ray McKay

George B. Seitz
as German spy

Harry Semels
as

Wallace McCutcheon Jr.
as Frederick

Henry G. Sell
as

Marjorie Milton
as

Francis Wightwick
as
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