New York City tenement dwelling neighbors Blondie and Lottie are longtime best friends. When Lottie makes the cast of the Follies and moves up in the world, she arranges for Blondie, as well, to join the cast and gain the advantages. But the friendship goes awry when Lottie's sweetheart, wealthy Larry Belmont, falls for Blondie and she for him.

A bohemian free spirit helps meek Waldo win back his fiancée and falls in love with her over-controlling sister in the process.

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.

Chan, in Paris for a reunion with friends from World War I, becomes involved in investigating the murder of a munitions manufacturer who was supplying arms to the enemy, even as the rising clouds of World War II force the city into nightly blackout status..

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.

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). There are many others at the hotel who wanted the victim out of the way. Charlie comes from his home in Honolulu to solve the murder.

In an effort to be able to afford expensive treatment for her gravely ill American husband, a retired German entertainer returns to the cabaret as Blonde Venus and catches the eye of a wealthy politician.

In this drama, an impoverished young woman meets a millionaire who marries her on the spot and then begins pampering her with jewels and furs. When not attending to her every need, the business magnate works his mines so he can buy her some more. While he is gone, a gigolo makes advances upon her.

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. Once there, he finds the request's legitimacy denied by all who are present, but still necessary as one houseguest has already been murdered, the other guests are at each other's throat, and the Borgia-related chatelain is suspected...

A professor gets mixed up with chorus girls in a Broadway musical.