Stand by. I'll tell you when.
2 seconds sound clip from the 4D Man (1959) movie soundboard.
You can hear this line at 01:19:31.286 in the DVD version of the movie.
Quote context
[...]
- Yes? He's here. He got Parker.
- Where? Well, keep me informed.
- Stand by. I'll tell you when.
- Well, I hope it slows him down.
- He'll go right to where he put the force field.
- Maybe we can get there before he does.
- Let me know exactly where he's going.
[...]