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.
While investigating the theft of antiquities from an ancient tomb excavation , Charlie discovers that the body of the expedition's leader concealed inside the mummy's wrappings.
Mary Whitman has gone to Reno to obtain a divorce. While there she is arrested on suspicion of murdering a fellow guest at her hotel (which specializes in divorcers).
Charlie Chan, with son Jimmy on a week's pass from the Army, takes up a request for help at a castle-home, miles from anywhere in the American desert south-west and inhabited by an eccentric, reclusive historian and his wife, a descendant of Lucrezia Borgia.
When a friend of Charlie's is found kicked to death by his own race horse on board a Honolulu-bound liner, the detective discovers foul play and uncovers an international gambling ring.
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.
While Charlie is distracted with the birth of his first grandchild, son Jimmy impersonates his father in order to investigate a murder aboard a freighter in the harbor.
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.
Bart Morgan controls the town of Cactus City and is keeping all men away from Jane Rankin. When Johnny Day arrives and takes an interest in Jane, Morgan tries to kick him out.
Jeremy Wales, a crook who stays on the safe side of the law but bends it whenever possible,has tricked short-sighted John 'Dad" Saunders to sign a note for ten thousand dollars instead of the one thousand that Saunders borrowed to work his "Rose o' My Heart" mine.
Katusha, a country girl, is seduced and abandoned by Prince Nekludov. Nekludov finds himself, years later, on a jury trying the same Katusha for a crime he now realizes his actions drove her to.
Lee is a fresh young kid from the South when he gets a job with The Press. His first assignment on gangsters gets his name in the paper, the police on a raid and Lee in the hospital.