The Phantom's Secret(1917)

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.

When his buddy is murdered a dedicated cop, goes after the gang responsible.

Margot is the pawn in a game set up by her father, "Old Bill" Prewitt, and her husband, Tom Sloan. They use her to fleece gamblers until a gun fight results in serious injuries for both Tom and Bill. Bill thinks Tom is dead and takes Margot across country. He finally collapses from exhaustion and they are found by a trapper.

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.

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.

Bob Marston, a San Francisco socialite turned amateur detective is assigned to apprehend a gang of bootleggers.

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.

Thinking that he has lost both his money and his beloved Nora's in a bad investment young New Yorker Ted Ewing arranges for his own murder. Suddenly he discovers the money is safe and has in fact doubled and sets out to cancel the contract on his life. But will he be able to do so in time?

Wade Hildreth is sent to New York from London to receive a diamond necklace for Lady Gwendolyn from the jeweler Arabin. A gang of crooks led by Pete Fielding, known as "The Shadow," plans to keep Hildreth from going to Arabin's until they have robbed the store. Actress Morn Light, whom the Shadow loves, agrees to entice Hildreth to her apartment to be imprisoned. When she warns Hildreth because she wants to avenge her father's death, which was caused by the Shadow, the Shadow overhears and captures them both.

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.

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.