I'll tell you after we've made certain he's not in this room.
4 seconds sound clip from the The Invisible Man (1933) movie soundboard.
You can hear this line at 00:58:05.407 in the Blu-ray version of the movie.
Quote context
[...]
- Try and sleep now, my dear. There's nothing you can do.
- We must just pray that the police can take him without harming him.
- Stand back, close against the wall.
- Now, then, drag that net clear across the room.
- Now, everything depends on the way we carry out my plan.
- I'll tell you after we've made certain he's not in this room.
- Good. Now we're safe here at last.
- Constable, keep an eye on that window.
- Now come here, all of you, and sit down.
- Now listen carefully. We've got a chance tonight that will never come again.
[...]