The Midnight Watch

Football star Jack Christie accompanies his college roommate Victor Borden to France, where the latter becomes attached to gangster's daughter Lisette. He is injured trying to save her from a forced marriage, and while he is confined in a hospital, he reveals to Jack that he is actually Prince of Wallarya, a small country in the Balkans. Because Prince Ferdinand, who wishes to seize the throne, has convinced the King of Terresta to declare war on Wallarya, Jack agrees to take Victor's place temporarily at the head of the army. Posing as the prince, Jack foils Ferdinand's attempts to assassinate him and then prevents war by agreeing to marry the king of Terresta's daughter Diana. Victor wires Jack that he plans to settle permanently in America with Lisette, leaving the football hero to rule Wallarya with his bride.

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"

A young newspaper man from San Francisco arrives in the Yukon to start a newspaper and conflict ensues. Based on the poem by Robert W. Service.

During the illness of her father, Toni Carter, Milly takes his place as station agent. Both Dave Snowden, a freight engineer, and Bill Mailey love her. Bill, a land express courier, who distrusts and dislikes Dave sees that both the girl and her father favor his rival and decides to disgrace the station agent and his daughter.

Young Edyth Vail, believes her fiancé Allen Morris may have committed a murder, asking Ashton Kirk to investigate the crime. The fiancé admits he went to the David Hume's home to retrieve plans for a submarine, invented by his scientist father and stolen by the murdered man, but Allen claims he left the home before retrieving the plans. Kirk uses a train conductor's punch ticket to discover the identity of the murderers, one of whom is mute, and sets a trap to apprehend the suspects.

Ashton Kirk is a wealthy and scholarly young man who solves mysteries that have the police puzzled. Stella Morse asks Kirk to find out who is threatening her uncle, Dr. Morse. Morse has a copy of a secret treaty between Russia and the United States that was made during the Russo-Japanese War. When the Doctor is murdered Kirk takes on the case. Japanese spies have been trying to purloin the treaty to ruin relations between its country and America. Kirk manages to get the treaty himself and prevents a war from breaking out.

A detective saves his boy assistant from a bank swindler after escaping a fire by overhead cable.

A man breaks into a flat, startling the occupant. They argue about the new girlfriend of the 'burglar', who's come to get her stuff. Then a third man bursts out of the cupboard...

As a boy, Raoul is reared by an Arab tribe in Algerian Sahara. Years later, as a refined Europeanized gentleman, he falls in love with Barbara, an officer's daughter, who rejects him when she discovers his background. Affecting a raid, he captures her and then secretly buys her at a slave auction. When she is rescued by French troops, however, his ancestry is established and they find happiness together.

The husband of Mrs, Cranston is in tight quarters. He is caught both "short" in funds and in stock. In order that he may be able to cover up his margins, he decides to rob his wife's jewels. He plans to do so, but his wife anticipates him and steals the jewels herself, she having reason to believe that he would attempt the crime in a moment of weakness. The husband, when he finds that his wife's jewels are missing, raises a "hue and cry," and the police take up the case. After considerable investigation, the crime is traced to Mrs. Cranston.

When Harlan Carr inherited his Uncle Ebenezer's "Jack-O Lantern" house and too his bride there to live, he found himself the unwilling host of a score of hungry relatives within a week. Soon, strange things began to happen. A black cat made the house his headquarters, unexplained sounds could be heard and a shadowy figure floated through the halls at night.

Business partners Bradley and Collier both love Mary. Bradley leads Collier to believe he is engaged to her so Collier prepares to head West when Lola, the young girl Bradley had seduced and abandoned, appears at the office and begs Bradley for help. He spurns her slipping out of the office and making it appear that Collier is the lout. Mary with that perception marries Bradley only to discover by Lola’s deathbed confession that she has been deceived. Tony, Lola's father, crazed by his daughter's death, comes to Bradley's office and the next day Bradley is found dead. When Tony is arrested Collier steps forward to say he confronted Bradley and as they struggled the revolver Bradley drew went off, killing him. Tony is freed and Collier and Mary marry.

Young London realtor Leonard Tavernake becomes involved with two sisters, one good and one evil, which leads to much melodrama but things work out in the end.

A US Army officer is sent undercover into the hills of Mexico's Baja California region to find and bring down the madman Crando and his group of crazed followers, who are setting up their own criminal empire spreading from Mexico into the United States.

White men grown brutish from jungle life---a beautiful girl at their mercy---risking all for love!

Doctor Zorba and his followers plan to bring Dracula back to life using electronic means, using blood from victims. Batman saves Marita Banzon and defeats Dracula's creators.

On the American frontier in the last decades of the 19th century, Billie is a female cowboy who fights a series of bad men in this film serial.

Four wealthy young men, Larry Van Cortlandt, Castleton, "Fatty" Harriman and Payne, become intoxicated in a cabaret where munitions maker Stanhope Shelton is giving a party for his daughter Natalie. Larry is attracted to Natalie, but he is ejected with his friends before he can secure an introduction. Plainclothes detective Hogan vows to capture Larry, who seeks asylum on his yacht with his friends. After the crew quits, Larry and his friends handle the boat. The next morning Castleton and Payne place a "for hire" sign on the boat and the Sheltons engage it. Larry teaches Natalie to steer and runs into several boats in the process. Four people in the Shelton party turn out to be burglars and rob the other guests. Meanwhile two other crooks rob the Shelton mansion. Larry manages to capture all the crooks at the Shelton home, and he wins over both Natalie and her father.

While touring India, noted English criminologist Richard Duvall saves the life of a Buddhist priest who rewards him with the presentation of a wonderful crystal globe. By gazing in it the priest demonstrates that Duvall can fall into a cataleptic state and his astral body is released and is free to roam at will. Shortly afterward he uses the orbs powers to help his lady love Grace Ellicott solve the murder of her aunt and restore her fortune.

When Arthur Gilpin, a black night watchman, finds young Myrtle Gunsaulus mysteriously murdered in the basement of a factory, he is charged with the crime. The film is now believed to be lost.