Moving stealthily in the background, always keeping their tracks well covered, the perpetrators of the terrible Black Secret conducted heir campaign with Michiavellian ingenuity.
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"
The Wolf Dog
Action, Adventure
7.8
Perils of the Royal Mounted
Action, Western, Crime
6.5
The Hindoo Dagger
Drama, Adventure
2.0
The Monster and the Ape
Action, Crime, Science Fiction
6.1
PANTALONE
Action, Comedy
10.0
The Purple Monster Strikes
Action, Science Fiction
3.8
Manhunt of Mystery Island
Action, Science Fiction
4.3
First Blood
Action, Adventure, Thriller, War
7.5
Dead Men Tell No Tales
Adventure
6.0
Red Barry
Action, Crime, Adventure
0.0
Wartime
Action, Drama, Science Fiction, War, Horror
5.3
Federal Operator 99
Action, Crime
6.0
Hawk of the Wilderness
Action, Adventure
7.0
Daredevils of the Red Circle
Action, Crime
5.5
The Green Hornet
Adventure, Crime, Science Fiction
5.5
The Invisible Monster
Action, Science Fiction, Crime
4.4
Pirate Treasure
Action, Adventure
4.0
Mr. & Mrs. Smith
Action, Comedy, Drama, Thriller
6.7
Beau Sabreur
Adventure, Romance
0.0
The Lost Planet
Science Fiction, Action
0.0