- What does it mean, doctor?
- He is dead.
- But he spoke, Karl.

6 seconds sound clip from the Attack of the Crab Monsters (1957) movie soundboard.

You can hear this line at 00:36:56.778 in the DVD version of the movie.

Quote context

[...]

- It could hardly have been me, doctor, when I have been here all the time, dreaming of all the things I might learn to do with only my left hand. And though even it was fixed with a hook, and when I...

- Congratulations, Dr. Weigand.

- Where are you?

- Where all of you soon will be.

- I shall be back tomorrow night. Bon soir.

- Deveroux! Deveroux!

- What does it mean, doctor?

- He is dead.

- But he spoke, Karl.

- This supposed to be a ghost story?

- No. No, I do not believe in ghosts.

- We are dealing with a man who is dead, but whose voice and memory live. How this can be, I do not know. But its implications are far more terrible than any ghost could ever be.

- But what happened to their bodies, Karl?

- They were eaten.

- Even the bones?

- The bones are, I think, hidden.

- Most of the dynamite is gone.

- Huh, dynamite?

- But not the grenades.

- I don't understand it. I don't understand it.

[...]