Well, Mr. Arbogast, I guess that's about it.
5 seconds sound clip from the Psycho (1960) movie soundboard.
You can hear this line at 01:09:46 in the Blu-ray version of the movie.
Quote context
[...]
- No, you said before that she was sitting back there... Standing back there...
- Yes, back in my parlor there.
- Cash.
- And after she left, she didn't come back?
- Well, Mr. Arbogast, I guess that's about it.
- I've got some work to do, if you don't mind.
- Well, I don't know what you could expect me to know.
- People just come and go, you know.
- That's right. She isn't still here, is she?
- No.
[...]