Ladies and gentlemen, what you are about to see is top secret.
4 seconds sound clip from the The Cat from Outer Space (1978) movie soundboard.
You can hear this line at 00:10:46.863 in the Blu-ray version of the movie.
Quote context
[...]
- I didn't come for a roll call, I came to pick some brains.
- Yes. These are our top people.
- I understand, General. Attention, everyone.
- That's it, Professor. I'll call tomorrow with more input. Bye.
- All right, Sergeant. Open it. Drapes!
- Ladies and gentlemen, what you are about to see is top secret.
- The United States government will countenance no leaks.
- Now.
- Nothing.
[...]