- How old are you?
- 10.
- I'm 10, too.

5 seconds sound clip from the Santa Claus Conquers the Martians (1964) movie soundboard.

You can hear this line at 00:55:03 in the Blu-ray version of the movie.

Quote context

[...]

- Father! Father, we missed you.

- I missed you, too.

- Children, I brought some visitors from Earth.

- Will you come in please, children?

- Billy and Betty, this is Bomar and Girmar. Hi.

- There's nothing in it. What are you giving me?

- My hand, to shake.

- How old are you?

- 10.

- I'm 10, too.

- And Girmar's eight.

- So is my sister.

- We have another Earth person that wants to see you.

- What's that?

- They're laughing.

- Bomar and Girmar, too.

- They've never laughed before.

- I can't believe it. That's the first time in months they've gone to sleep without the sleep spray.

[...]