- Did part of the cliffs fall away into the sea?
- Part of 'em? Well, it was pretty dark where we were, but it looked like the whole island was coming down. The boulders almost crashed us in the tent.
- The whole island, yes.

10 seconds sound clip from the Attack of the Crab Monsters (1957) movie soundboard.

You can hear this line at 00:23:11.423 in the DVD version of the movie.

Quote context

[...]

- Are you hiding something from us, doc? A theory perhaps?

- Maybe.

- Come, we must hurry.

- You all right?

- Just a little shaky.

- Let's get back to the house and get some coffee.

- Oh, I thought you were the boogeyman.

- I thought we heard a girl screaming during the quake.

- Did part of the cliffs fall away into the sea?

- Part of 'em? Well, it was pretty dark where we were, but it looked like the whole island was coming down. The boulders almost crashed us in the tent.

- The whole island, yes.

- We must go faster, there is very little time.

- Little time for what?

- That is Dr. Weigand's small secret. Let us catch him and find out.

- Doctor, why did you try to stop me from throwing that rock?

- I just don't like to kill anything, even such ugly creatures as these.

- Poor helpless things.

- Helpless nothing. You ever see a bunch of them start on a wounded marine? They finish him off in five minutes.

[...]