- HD 1080
- Runtime: 75m.
- Status: Released
- 1
- Languages: en
- Country: United States of America
- Director: Herbert I. Leeds
- Stars: Sidney Toler, Harold Huber, Pedro de Cordoba, Lynn Bari, Richard Clarke
- keywords: paris, france, arms smuggling, espionage, murder, burglary, enemy agent, cheap hotel, forger, eve of world war ii, forged passport, burglars, comical sidekick, charlie chan, bumbling cop, fugitive suspect, gas masks, bistro
- Production_studio: 20th Century Fox
- Slogan: PARIS! BLACKOUT!...but there's no blackout for crime...and the great detective is commandeered!
- The City in Darkness is featured in the top rankings of 1939
- #13 in Top Crime Movies of 1939
- #9 in Top Thriller Movies of 1939
- #8 in Top Mystery Movies of 1939
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..