Lackered Box (1932)

Cast

René Alexandre, Harry Arbell, Maxime Desjardins, Gaston Dupray, Alice Field

Overview

The story gets under way at a weekend house party where a scientist is murdered and his secret papers stolen. Putting his "little grey cells" in action, Belgian detective Hercule Poirot methodically pieces together the clues, revealing the culprit to be -- you guessed it -- the Least Likely Suspect.