- My x-ray vision has been destroyed. Must be the effect of that meteorite.
- No. That door and the closet are lined with lead for use in certain experiments. Even x-rays won't pierce lead.
12 seconds sound clip from Superman (1948) - Man Of Steel (Chapter 4).
You can hear this line at 00:05:09.740 in the Blu-ray version of the episode.
Quote context
[...]
- Would you turn the lights out, please?
- You don't believe me. Give me a test.
- If you are really Superman, you have x-ray vision. Tell me what's inside that closet.
- My x-ray vision has been destroyed. Must be the effect of that meteorite.
- Try the safe. It's only steel. Tell me what's inside.
- And now, if you want further proof...
- You're the only one who knows.
- Your secret is safe with me.
- Now that I'm convinced, what do you want me to do?
[...]