Charlie impersonates an employee of the U.S. government to foil an espionage plot which would destroy part of the Panama Canal, trapping a Navy fleet on its way to the Pacific after maneuvers in the Atlantic.
Charlie Chan's investigation of a blackmail-induced suicide as a case of murder leads him into a world of magick and mysticism peopled with a stage magician, a phoney spiritualist, and a for-real mind reader.
A wax museum run by a demented doctor contains statues of such crime figures as Jack the Ripper and Bluebeard. In addition to making wax statues the doctor performs plastic surgery. It is here that an arch fiend takes refuge.
The Robinson family are spending two weeks of summer vacation at a resort in the Catskills. Older daughter Patti vies with her friend, Valeria, for the affections of Demi Armendez but Patti is at a disadvantage because her parents think she is too young for boys. But with Patti singing at an amateur show and a dance, her adventures in quest of Armendez ends happily.
When the elderly woman sponsoring a treasure hunt is murdered on board her docked ship, Charlie Chan must deal with a treasure map in four pieces, the ghost of a hanged pirate, a talking parrot, a recalcitrant sea captain and several suspicious passengers - and a second murder.
