The Scarab Murder Case

The Circular Staircase

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.

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.

Chaney plays two roles: mad scientist Arthur Lamb and Lamb's "experiment", known only as the Ape Man. This hideous creature was the result of Lamb's attempts to transplant animal glands into human beings. A lost film.

A young American man arrives in London to claim an estate he has inherited. One of the conditions is that he signs a paper stating he will never sell the estate. When he arrives at the estate he now owns, he runs into a ring of American gangsters there and discovers that the estate is the site of some buried pirate treasure.

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.

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.

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.

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.

This silent mystery is considered a lost film.

Sherlock Holmes solves a murder rooted in the Mormon trek of 1850.

Having been rejected by Phyllis Leigh in favor of wealthier suitor Peter Lester, Hugh prevents Elinor Ashe from drowning herself. Hugh recklessly marries Elinor, but they occupy different wings of his house. Lester and Phyllis arrive as guests, and a new manservant favored by Elinor is hired. When Lester is murdered, the servant is charged with the crime, and Elinor admits to Hugh that he is indeed her father, recently released from prison. While in the company of Marcia Marshall, Hugh discovers her husband Harley dying in a Chinese opium den. He confesses that, victimized by Lester, he killed him. Elinor's father is released, and she reconciles with Hugh.

Pursued by two suitors, James Brunton and Bob Standing, Grace chooses James followed by a sumptuous wedding at his family home. Suddenly a shot rings out and James’s father is fatally wounded. Just before dying Mr. Brunton makes James promise not to apprehend the murderer. Later trouble arises when Grace suspects James of an involvement the young Helen. Crushed, Grace leaves home settling in another town. Shortly after James has a car accident and is taken to Grace's nearby house. When Helen and Bob arrive, it is revealed that Helen is James’s sister. Mr. Brunton had abandoned Helen's mother Alice years before and it was Alice who fired the fatal shot. James and Grace are reconciled.

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.

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.

A woman's cheating husband is murdered at their country estate, and suspicion immediately falls on her.

A young nurse reports to work in a hospital's psychiatric wing and gets involved in a series of mysterious deaths.

The wife of a TV executive thinks she might have committed a murder and is tormented by a stalker while locked inside an empty TV station.

A mystery writer's son is being held for $1 million ransom.

A murderer strikes at a secret gathering of top law enforcement agents, brought together by a millionaire seeking their endorsement of his candidate for governor.