The Devil's Signature

Benjamin Franklin Gates and Abigail Chase re-team with Riley Poole and, now armed with a stack of long-lost pages from John Wilkes Booth's diary, Ben must follow a clue left there to prove his ancestor's innocence in the assassination of Abraham Lincoln.

Clay Whipple is convicted of murdering the governor following an incident involving a cat's eye pin. Whipple is sentenced to death, but a mentalist named Psychic Jack believes he is innocent since Whipple had been hypnotized at the time of the murder. The psychic persuades the judge to grant the condemned man a retrial, and he sets out to uncover the identity of the real killer, during which time he manages to prevent a second murder from occurring.

Shortly after his arrival from South America to New York, Steven Humbolt is found dead in his apartment at the Savoia Hotel. Inspector Decker Dawes investigates the case and although the cause of death is described as apoplexy, Dawes is convinced it as murder, especially after he learns that Humbolt had been married fifteen times.

Pat O'Farrell, a rich young man, takes a job as a truck-driver for his uncle's milk company, and falls in love with Cliare Knight, daughter of the Knight Car Company.

Reed, a small-time baseball manager in love with Lucille Bascom, takes the blame for a game-fixing scandal to protect her brother, Phil, the team's star pitcher. Disgraced, Reed becomes a reporter and uncovers a plot by the game-fixer, Ward Hastings, and a corrupt wrestler, Butch, to oust Lucille’s father from his mayoral office. After a climactic confrontation where Hastings dies and Reed defeats Butch, Phil confesses, clearing Reed's name. Reed reunites with Lucille and is appointed the town's new police chief.

An international jewel thief tries to keep his secret from his niece.

A con artist attends a reunion in his hometown and discovers that his former classmates are trying to trick an old millionaire into returning to build a factory.

In Civil War days, a soldier is seen leaving his home to join the Union army. Later he and a group of soldiers are captured and imprisoned by the Confederates. In the Southern prison, whenever the guards' backs are turned, members of the group work at tunneling their way out. Ultimately they finish the tunnel and take fight. The Confederate forces pursue the fugitives and kill some of them, but others escape. At the end, the soldier from the film's opening returns to his home and family.

A policeman doubles as a gunman to get in with the mob.

Bank cashier Ramsey Latham is sentenced to prison for violation of the banking laws. On his way to the penitentiary, he encounters Hilary Kenyon, a young girl who speaks encouragingly to him. Later he is surprised to discover that Hilary is also a prisoner, having been found guilty of manslaughter for killing a man who attacked her.

Mrs. Abbott, an elderly newspaper vendor in dire straits, is taken in by Rupert Dodds, an art dealer, and Dick Foster, his young companion, who see in her transparent honesty an excellent shill for illegal activities in their art shop, where they remold gold and silver articles. Mrs. Abbott grows fond of the young man playing matchmaker for him and Trixie, the bookkeeper. Soon she becomes suspicious of Dodds and Dick’s activities and discovers that they are planning to rob the home of Lady Broderick, a wealthy customer. Attempting to prevent the crime she is arrested, tried and convicted but Dick confesses and clears her of the crime but there are more surprises ahead.

The villainous Marsden plans to sink a ship owned by Mr. Wingate to collect the insurance money, while also hoping to win over Wingate's daughter, Marian. Suez Canal Company detective Bannister tracks the criminals through the dangerous streets of Port Said and eventually lures the culprit out by arranging a shipment of $1,000,000 in gold. Marsden accompanies Marian and Wingate on the voyage to seize the gold and the girl. Bannister sneaks aboard at the last minute to protect them.