Charlie Chan in City in Darkness 1939

Synopsis:

Chan goes to Paris for a reunion with friends from World War I. There he investigates the murder of a munitions manufacturer who was supplying arms to the enemy. At the end Charlie preaches to us about the dangers of peace conferences.

Directed by: Herbert I. Leeds
Written by: Robert Ellis
Runtime: 75 minutes
Tagline: PARIS! BLACKOUT!...but there's no blackout for crime...and the great detective is commandeered!
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Cast:
Sidney Toler
Sidney Toler
Charlie Chan 
Lynn Bari
Lynn Bari
Marie Dubon 
Richard Clarke
Richard Clarke
Tony Madero (as Richard Clark) 
Harold Huber
Harold Huber
Police Inspector Marcel Spivak 
Pedro de Cordoba
Pedro de Cordoba
Antoine 
Dorothy Tree
Dorothy Tree
Charlotte Ronnell