Murder at Midnight (1931)

A high society charade game turns deadly when an "empty" gun kills kills a man. The man who shot him is suspect, until he too is shot. You’ll never guess the real culprit in this ingeniously plotted mystery. Aileen Pringle, Alice White, Hale Hamilton, Kenneth Thomson, Brandon Hurst directed by Frank Strayer 1931, 70 minutes, B&W