- Observe, mia cara. Observe our strange friend. Look at how much he has grown in but a few hours.
- It's unbelievable!

8 seconds sound clip from the 20 Million Miles to Earth (1957) movie soundboard.

You can hear this line at 00:25:17.749 in the Blu-ray version of the movie.

Quote context

[...]

- Look at the torso. The torso's that of a human being. And... and the articulation on the legs. Look at it! Look at it! But from where?

- The cage. The cage, Marisa. Soften the floor, Marisa. The flooring of the cage is rough and hard.

- It's so very ugly. And yet, it seems so frightened.

- Come inside, Mia Cara. Marisa, come.

- Marisa! Marisa!

- What is it, grandpa?

- Come here. Come here.

- Observe, mia cara. Observe our strange friend. Look at how much he has grown in but a few hours.

- It's unbelievable!

- Think, Marisa. Think of what will be said when I bring this strange creature To the giardino zoologico in Roma.

- Now I'm going to the village, and I'm going to see the young Fisher boy and learn from him where in the sea it was that he found our friend.

- Pow! Pow!

- Verrico, Mondello. Venite per un momento.

[...]