Query: 1939 mystery films
Relevant documents:
The Mystery of Mr. Wong
Mr. Wong in Chinatown
Miracles for Sale
Mr. Moto's Last Warning
Slightly Honorable
Death of a Champion
Island of Lost Men
Midnight Shadow
The Mysterious Miss X
Big Town Czar
Mr. Moto in Danger Island
Grand Jury Secrets
The House of Fear (1939 film)
The Witness Vanishes
Inside Information (1939 film)
Mystery of the White Room
The Invisible Killer
The Arsenal Stadium Mystery
The Mind of Mr. Reeder
I Killed the Count (film)