You got one, and now you're after the other.
4 seconds sound clip from the The Eiger Sanction movie soundboard.
You can hear this line at 00:56:24 in the Blu-ray version of the movie.
Quote context
[...]
- Well, I probably won't actually kill you.
- Henri was a worthless alcoholic, and I abhor sloppy drunks.
- I'll allow you that. It's the price I must pay to get you to listen.
- You got one, and now you're after the other.
- Dragon has promised you the identity of this person. Maybe. Maybe not.
- How?
- Suppose I were to tell this person who and what you are? He would hunt you.
- You'd sell this man out for me?
- For what I want in this life, I would even sell my dear mother.
[...]