Watch for that window to open.
2 seconds sound clip from the The Invisible Man (1933) movie soundboard.
You can hear this line at 00:34:23.946 in the Blu-ray version of the movie.
Quote context
[...]
- Wait outside the pub window till the books come out.
- Put them in your bag and come back to the car. Then wait for me.
- Don't stare at me, you fool. Look in front of you. Come on, get a move on!
- Here. Stroll up and down as though you were waiting for someone.
- Watch for that window to open.
- Griffin? Griffin? Are you there?
- Who's that, opened that door?
- Here, you leave this door alone. It's private, see?
- Yes, you did. Go on! Go on! Off you go!
- Lies from beginning to end! I have a good mind to prosecute the whole lot of you for conspiracy.
[...]