- I don't know what you're talking about.
- You know.

3 seconds sound clip from the Isle of the Dead (1945) movie soundboard.

You can hear this line at 00:36:44.002 in the Blu-ray version of the movie.

Quote context

[...]

- I'm going out to see if there has been a change in the wind.

- There goes The Watchdog. He was so proud of that. The guardian of his country, of the law.

- Do you mean the General felt that he could guard us from death?

- I don't know. I do think he had some such notion in his mind.

- With Drossos as his weapon, he thought he could beat it away from us, keep it away from the army.

- So, master soldier, so you pretend not to believe, and yet you feed the fires that burn for the old gods.

- I don't know what you're talking about.

- You know.

- Your friend is dead. He could not save us.

- So you're trying to tell me again that it's the Vorvolaka, that we have the plague here because a young girl is healthy and her mistress is sick.

- Wait, I have already told you about that. I have another warning. It's a warning that does not ask for your belief.

- We are dark people, out of an old soil with old blood that moves to ancient sorceries, magic good spirits and bad spirits.

[...]