In Dijon, Inspector Hanaud investigates Betty Harlowe after her uncle, Boris Waberski, accuses her of poisoning her wealthy aunt for an inheritance. While an initial autopsy finds nothing, Hanaud discovers the use of Strophanthus Hispidus—a rare, undetectable poison applied via an antique arrow. Amidst a flurry of "poison pen" letters and deception, Hanaud proves the murder occurred despite the lack of conventional medical evidence.
Benita Hume, Richard Cooper, Dennis Neilson-Terry, Stella Freeman, Wilfred Fletcher, Tony De Lungo, Barbara Gott, Betty de Malero

A reporter and a detective team up to solve the murder of a nightclub singer who had been involved in a divorce scandal.
1932

Millionaire Joshua Barker insists that his daughter, Faith, must marry Phil Langhorne, a man that neither likes, and Faith is in love with and eager to marry her childhood sweetheart, John Temple.
1929
In Africa a typist is framed for killing a diamond smuggler who betrayed her father.
1924

A tramp is hired to pose as a financier to obtain a Balkan radium concession.
1923
A boxer saves a girl from a noble kidnapper.
1921
After serving fifteen years of a twenty-year prison term for embezzlement, Joe Moore is released early for good behavior. In New York, he finds Matthew Owens and James Horton, his former business associates, and demands that they pay what they owe him.
1919

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.
1919

Tension fueled mystery follows a series of robberies to an exciting climax.
1918

Humanitarian Roberta induces her father to hire former convict, Bill, as his gardener. When she leaves on vacation, Bill steals her jewelry and eventually sells a brooch to her boyfriend, Richard, who unknowingly gives it to her as a present.
1918

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.
1917

16 episode adventure serial. 1. The Grey Seal 2. The Stolen Rubies 3. The Counterfeit Five 4. The Metzer Murder Mystery 5. A Fight for Honor 6. Below the Deadline 7. The Devil's Work 8. The Underdog 9. The Alibi 10. Two Crooks and a Knave 11. A Rogue's Defeat 12. The Man Higher Up 13. Good for Evil 14. A Sheep Among Wolves 15. The Tapped Wires 16. The Victory.
1917

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.
1915
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.
1915
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.
1915

Wealthy spinster, Rachel Innes rents a country house with her niece and nephew for the summer, only for a series of strange occurrences and a murder at the house's circular staircase to lead to shocking revelations about the home's owner and the family secrets within the house.
1915
Mazie King, an adventurer, thanks to the good patronage of Mr. Niel, a society man, is invited to a birthday reception. Taking advantage of the opportunity, she lays out her plans to get away with some valuable jewels. Jim O'Bryan, the tool, sneaks in through a side window.
1915

A baronet's son marries a barmaid in order to qualify under the inheritance terms of a will.
1915
Allen Bancroft of Lancashire is framed by criminals leading to his imprisonment and subsequent struggle to clear his name and find work, all while facing coercion from the same criminals.
1914

On the trail of counterfeiters Detective Craig is on their trail. Suspicion falls on James Dalton who passes bad money through unsuspecting "fences." Dalton plants bad bills on young Bob Brierly and when it is detected Dalton, as usual, escapes while the innocent Bob is caught and convicted. Upon his release Bob meets Mae Edwards who gets him a job in her bank. When Dalton comes to the bank to case it for a robbery he runs into Bob and tries to recruit him as an accomplice. Bob, who has married Mae, refuses. Dalton causes him to lose his position and because of Dalton’s persistent efforts forces Bob to join the crook. Craig, shadowing Dalton, knows Bob is taking part against his will. Craig foils the robbery and after a motorboat chase Dalton is captured and exonerates Bob.
1914

In this story the hero is haunted by a beautiful young woman who tries to stab him to death with a knife. This fantasy recurs on each of his birthdays, becoming more and more real as the years go on. He leaves home to secure a place as groom, but arrives at his destination too late. Forced to retrace his steps, he seeks shelter in a little inn, forgetting that the hour of his birth is approaching. In the middle of the night he awakens, terrified with fright… Based on Wilkie Collins' novel “The Dream Woman”.
1914