It's a case of mass hysteria, and that's the way I want it played.

2 seconds sound clip from Superman (1948) - Depths Of The Earth (Chapter 2).

You can hear this line at 00:08:48.085 in the Blu-ray version of the episode.

Quote context

[...]

- Ahem. Uh, good morning.

- And what can I do for you?

- I'd like to see the boss.

- Oh, that'd be Mr. Perry White, the managing editor, only you can't see him.

- Why not?

- On account of he went temporarily crazy over a train wreck that didn't happen.

- I think I'll take a chance and barge in anyway. You needn't bother to announce me.

- Hey, you...! You, whatever your name is!

- Of all the stupid stories that have come across this desk, this is the worst. A guy bending a broken rail and preventing a train wreck. Flies into burning building and rescues woman.

- It's a case of mass hysteria, and that's the way I want it played.

- Now, get out of here, all of you.

- Now, what do you want?

- A job.

- Any special kind or would mine do?

- Well, I'd like to be a reporter. I haven't had any experience in writing, but...

- That should help.

- Well, I have other qualifications that might be valuable.

[...]