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..

Cast:Sidney Toler, Harold Huber, Pedro de Cordoba, Lynn Bari, Richard Clarke, Dorothy Tree,

Genre:Crime, Thriller, Mystery,

country:United States of America,

Production:20th Century Fox,