Must be somebody in there.
3 seconds sound clip from the The War of the Worlds (1953) movie soundboard.
You can hear this line at 00:15:02 in the DVD version of the movie.
Quote context
[...]
- Darnedest thing I ever saw... the way that's unscrewing.
- Yup.
- And you want to know what I was thinking?
- Who?
- Where do you think they come from?
- I read someplace Mars is near the Earth right now.
- Happens every 18, 20 years, they say.
[...]