They're going to move him under guard to a private sanitarium where we can question him without any danger of the story leaking out and throwing the whole country into a panic.

7 seconds sound clip from Radar Men from the Moon - Murder Car (S1E5).

You can hear this line at 00:09:18.301 in the Blu-ray version of the movie.

Quote context

[...]

- Well, how did they catch him?

- Well, he and another man staged a payroll robbery. The police went after them and the car crashed. The other man was killed, but her pal was only banged up a little.

- What did you find out about him?

- His name's Graber, he's an ex-convict out on parole from a bank robbery sentence.

- Well, what about his connection with the invaders from the moon?

- I haven't had a chance to find out yet.

- There were too many people around the jail hospital, so Henderson asked me not to question him there. We might be overheard.

- But aren't they going to try to find out something?

- Yes.

- They're going to move him under guard to a private sanitarium where we can question him without any danger of the story leaking out and throwing the whole country into a panic.

- When will that be?

- Probably this afternoon.

- Henderson is going to let me know as soon as they make arrangements for having him transferred.

- I'd like you to go with me, Ted.

- Sure.

- I got some news about Graber. A friend of mine's a trustee in the jail hospital and he tipped me off they're moving Graber out in an ambulance this afternoon.

[...]