Charlie Chan's Secret

Soon after a Chinese princess comes to the US to buy planes for her people, she is murdered by a poison dart fired by an air rifle.

Charlie attempts to solve a triple murder in which a dead man's finger prints show up at all three murder sites, and all three victims were connected with the conviction and execution of an evidently innocent man.

All the passengers on an airplane headed for San Francisco are drugged, and when they wake up, it is discovered that a quarter-million dollars is missing. Charlie Chan-and, of course, his #1 son-must discover the identity of the person who doped the passengers and stole the money.

In order to learn the location of a fabled Aztec treasure, a professor kidnaps his colleague, the only man able to read the ancient Aztec script that is supposed to reveal the location of the treasure. Charlie Chan and his #1 and #2 sons journey to the jungles of Mexico to find the victim and bring the kidnapper and his gang to justice.

Charlie steps in to solve the murder of a wealthy American found dead in a London hotel. Settings include London, Nice, San Remo, Honolulu and Hong Kong. Fast-paced with lots of wisecracking. The first film to star Warner Oland as Charlie Chan.

Famous detective Charlie Chan is called out of retirement to help a San Francisco detective solve a mysterious series of murders. With his bumbling grandson as his sidekick, Chan also encounters an old nemesis known as the Dragon Queen who is the prime suspect.

The plot is motivated by a pearl necklace, which has caused the death and/or ruination of all its owners. The second screen appearance of detective Charlie Chan

Charlie Chan comes out of retirement to investigate a murder case aboard the yacht of a wealthy Greek shipping tycoon.

This is the Spanish-language version, with a different cast and crew, of the Charlie Chan film Charlie Chan Carries On, in which Charlie sets out to discover the killer of an American found dead in a London hotel room.

A Pathe serial in ten chapters of two-reels each: Dan Winterslip, a wealthy man in Honolulu, has not spoken to his brother, who owns a hotel next to Winterslip's estate, in over twenty years. Minerva, sister to the estranged brothers, comes from Boston to try to reconcile the two men. John Quincy Winterslip, Dan's nephew, receives a letter instructing him to retrieve a box from an attic in San Francisco and dump the contents into the ocean. He is on board a ship bound for Hawaii in which other passengers are also after the box. Dan Winterslip is murdered. Charlie Chan, a Chinese detective, offers to help solve the killing and the mysteries surround the box. Chan is looking for the person whose wristwatch is missing the number 'three.'

Movie star Shelah Fane is seeing wealthy Alan Jaynes while filming in Honolulu, Hawaii, but won't marry him without consulting famed psychic Tarneverro first. Enter inspector Charlie Chan of the Honolulu Police, investigating the unsolved murder, three years earlier, of a Hollywood actor.