Gentlemen, I must admit at this moment, I, uh - I'm embarrassed.
8 seconds sound clip from the The Asphalt Jungle (1950) movie soundboard.
You can hear this line at 01:00:32 in the Blu-ray version of the movie.
Quote context
[...]
- You're entitled to a look, naturally.
- Why, of course. Of course. There never was any doubt in my mind. I know this fellow's reputation.
- Just a matter of curiosity, that's all.
- I'll bet the appraisal is going to exceed even your estimate.
- Good, good. In that case, I'd just like to see the color of your money.
- Gentlemen, I must admit at this moment, I, uh - I'm embarrassed.
- You mean you haven't got the money?
- Oh, I have it. That is, I have the assurance of it.
- No, I haven't got the currency right here in my hands. But it's promised by an unimpeachable source.
[...]