- I know a very good dentist.
- I don't need a dentist. Somebody hit me, that's all.

4 seconds sound clip from the The Third Man (1949) movie soundboard.

You can hear this line at 00:11:40.242 in the Blu-ray version of the movie.

Quote context

[...]

- Are you staying long?

- How long can one stay here on this stage money?

- Listen, Mr Martins, if you'd agree to be our guest, we'd be delighted to have you.

- Would you?

- As long as you care to stay.

- But he's due to leave tomorrow, sir.

- Excuse me. Have you got a toothache?

- Number 8, Mr Martins.

- Come upstairs a moment.

- I know a very good dentist.

- I don't need a dentist. Somebody hit me, that's all.

- Goodness. We must report that to the police. Were they trying to rob you?

- Oh, just a soldier. I was trying to punch his major in the eye.

- No. A major? Were you really?

- Heard of Harry Lime?

- Well, I've heard of him, of course, but I didn't exactly know him.

- I was going to stay with him, but he died Thursday.

- Goodness, that's awkward.

- That what you say to people after death? Goodness, that's awkward?

[...]