![William Demarest William Demarest](http://img-assets.classicmoviehub.com/images/thumbs/1087.jpg)
William Demarest
(as Sergeant Kelly)
Charlie Chan:
Case still wide open like swinging gate.
Sergeant Kelly: Watta yuh mean?
Charlie Chan: Gravelle not murderer.
Inspector Regan: Not Gravelle?
Charlie Chan: Excuse please, will demonstrate hypothesis.
Sergeant Kelly: What?
Charlie Chan: Word of Greek origin, hypo meaning...
Sergeant Kelly: [interrupting] Hypo! I get it! He's hittin' the pipe again!
Sergeant Kelly: Watta yuh mean?
Charlie Chan: Gravelle not murderer.
Inspector Regan: Not Gravelle?
Charlie Chan: Excuse please, will demonstrate hypothesis.
Sergeant Kelly: What?
Charlie Chan: Word of Greek origin, hypo meaning...
Sergeant Kelly: [interrupting] Hypo! I get it! He's hittin' the pipe again!
![Warner Oland Warner Oland](http://img-assets.classicmoviehub.com/images/thumbs/1009.jpg)
Warner Oland
(as Charlie Chan)
![Warner Oland Warner Oland](http://img-assets.classicmoviehub.com/images/thumbs/1009.jpg)
Warner Oland
(as Charlie Chan)
![Warner Oland Warner Oland](http://img-assets.classicmoviehub.com/images/thumbs/1009.jpg)
Warner Oland
(as Charlie Chan)
![Warner Oland Warner Oland](http://img-assets.classicmoviehub.com/images/thumbs/1009.jpg)
Warner Oland
(as Charlie Chan)
![Warner Oland Warner Oland](http://img-assets.classicmoviehub.com/images/thumbs/1009.jpg)
Warner Oland
(as Charlie Chan)
Charlie Chan:
Very old Chinese wise man once say, "Madness twin bvrother of genius because each live in world created by own ego. One sometimes mistaken for the other."
![Warner Oland Warner Oland](http://img-assets.classicmoviehub.com/images/thumbs/1009.jpg)
Warner Oland
(as Charlie Chan)
Sergeant Kelly:
[looking at a note written in Chinese] What's that? A laundry list?
Charlie Chan: Much laundry, but all dirty.
Charlie Chan: Much laundry, but all dirty.
![William Demarest William Demarest](http://img-assets.classicmoviehub.com/images/thumbs/1087.jpg)
William Demarest
(as Sergeant Kelly)
![Warner Oland Warner Oland](http://img-assets.classicmoviehub.com/images/thumbs/1009.jpg)
Warner Oland
(as Charlie Chan)
Mme. Lucretia Borelli:
Is this some ridiculous attempt at saving your face, Mr. Chan?
Charlie Chan: Humble countenance merely facing facts.
Charlie Chan: Humble countenance merely facing facts.
![Frank Conroy Frank Conroy](http://img-assets.classicmoviehub.com/images/thumbs/1500.jpg)