Of what did the victim die?

2 seconds sound clip from the Murders in the Rue Morgue (1932) movie soundboard.

You can hear this line at 00:28:10.306 in the Blu-ray version of the movie.

Quote context

[...]

- Good day, monsieur.

- If you'd pay half as much attention to your studies as you do to this nonsense, what grades you'd get.

- What did you find out?

- After the carnival last night, I performed an autopsy. The victim didn't die of drowning. There was no water in her lungs.

- Oh, so that's what you were up to. I thought you were with Camille.

- Of what did the victim die?

- Here it is again.

- What?

- The same foreign substance in the blood of each victim.

- Look. All three died from the same cause. Some strange poison perhaps.

- Something introduced into the blood streams that caused their death.

- What could it be?

- I don't know. That's what I have to find out.

- Oh, Pierre, you must pull yourself together. Why, you're becoming fanatical. Look at yourself in the mirror. Your eyes are getting glassy. Just like that old charlatan's.

[...]