No, you can't. I've only got a minute. It can't wait.

5 seconds sound clip from the Double Indemnity movie soundboard.

You can hear this line at 00:44:43 in the DVD version of the movie.

Quote context

[...]

- And you want to tell me you're not interested? You don't want to work with your brains? All you want to work is with your finger on the doorbell for a few bucks more a week.

- There's a dame on your phone.

- Walter Neff speaking.

- I had to call you, Walter. It's very urgent. Are you with somebody?

- Yes, I am. Can't I call you back, Margie?

- No, you can't. I've only got a minute. It can't wait.

- Listen. He's going tonight. On the train. Are you listening? Walter?

- Yeah. I'm listening, Margie. Only, make it snappy, will you?

- He's on crutches. The doctor says he can go if he's careful. The change will do him good.

- It's wonderful, Walter. Just the way you wanted it, on a train.

[...]