This has got to be perfect, you understand? Straight down the line.

5 seconds sound clip from the Double Indemnity movie soundboard.

You can hear this line at 00:31:19 in the DVD version of the movie.

Quote context

[...]

- Do you know what you're saying?

- Sure, I know what I'm saying. We're gonna do it and we're gonna do it right. And I'm the guy that knows how.

- Walter, you're hurting me.

- There's not going to be any slip-up. Nothing sloppy. Nothing weak. It's got to be perfect.

- Call me tomorrow. But not from your house. From a booth. And watch your step every single minute.

- This has got to be perfect, you understand? Straight down the line.

- Straight down the line.

- That was it. The machinery had started to move and nothing could stop it.

- The first thing we had to do was fix him up with that accident policy.

- I knew he wouldn't buy, but all I wanted was his signature on an application.

[...]