In 24 hours you must be 100 million miles out in space.

10 seconds sound clip from the Forbidden Planet (1956) movie soundboard.

You can hear this line at 01:35:39 in the Blu-ray version of the movie.

Quote context

[...]

- My evil self is at that door, and I have no power to stop it.

- Stop. No further. I deny you, I give you up.

- Father. Oh, Father.

- Son... turn that disc.

- The switch, throw it.

- In 24 hours you must be 100 million miles out in space.

- The Krell furnaces... chain reaction... they cannot be reversed.

- Oh, no.

(SPACESHIP SOUND) (2)

- Ninety-eight million point six.

[...]