Then cover him as he leaves the house. And shoot straight. Don't waste the shot.
4 seconds sound clip from the Fiend Without a Face (1958) movie soundboard.
You can hear this line at 01:05:45.642 in the Blu-ray version of the movie.
Quote context
[...]
- Well, if that's the way it's got to be.
- Yeah, I know the control room layout. They don't.
- And be sure and lock this door.
- He can't go alone. He won't last a minute amongst those fiends.
- It's too late, Professor. Anyway, somebody had to get through.
- Then cover him as he leaves the house. And shoot straight. Don't waste the shot.
- You can't, Professor! You can't!
[...]