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..

A vicious crime lord decides that he has had enough and much to the shock of his colleagues decides to give the business to his second in command and retire to Florida after marrying his moll. Unfortunately, he has no idea that she and the man are lovers.

A drug dealer on the run from the law meets an innocent young girl and her brother, and turns them into “cocaine fiends”.

The friendship between two orphans endures even though they grow up on opposite sides of the law and fall in love with the same woman.

A high-society gent has a secret life - he writes murder mysteries and hangs out with the police attempting to solve crimes. This causes him no end of problems when his wife wants to know about his little disappearances and exceptionally late nights out.

Two sailors get caught in a mountain of mix-ups when they meet their long-lost twins. Laurel and Hardy play themselves and their twins.

A young woman marries a man who turns out to be a bank robber.

Security guard, wounded in a robbery of furs, arouses the suspicions of an insurance investigator.

Ventriloquist and world traveler Gordon Cobb is murdered by a gang of jewel thieves. Baffled by the contradictory clues, Inspector Queen asks his son, Ellery, to help out.

Richard Walters is condemned to death for a murder he claims not to have committed. He arrives on death row just before a brutal inmate leads the other convicts in a violent uprising. Walters gets caught up in the riot, while on the outside his friends are trying to find evidence of his innocence.