- See how it glistens in the light? It's a smear of... Plant sap.
- From the wounded arm? You don't suppose...

11 seconds sound clip from the The Thing from Another World movie soundboard.

You can hear this line at 00:52:48 in the Blu-ray version of the movie.

Quote context

[...]

- Have another look at that lock, will you, Professor?

- Yes, doctor.

- 10 or 15 seconds of such exposure would do it.

- Exactly.

- What would that lead you to... that it may have been in here?

- Without a doubt.

- You were right. The lock's been forced and bent back into position again. The key's gone.

- Someone has entered and gone and locked the door from... the outside.

- See how it glistens in the light? It's a smear of... Plant sap.

- From the wounded arm? You don't suppose...

- Open it, please.

- One of the sled dogs.

- Not even cold yet.

- Doctor, doesn't it seem kind of...

- Shrunken.

- Is there any blood in there?

- None.

- No blood? No blood?

- Its blood has been drained.

[...]