Alta, this is your father's order.
4 seconds sound clip from the Forbidden Planet (1956) movie soundboard.
You can hear this line at 01:22:38 in the Blu-ray version of the movie.
Quote context
[...]
- Hasn't he got a built-in rule against wringing our little necks for us?
- Yet I am monitored to admit no one.
- Alta, this is your father's order.
- Quiet.
- Robby, emergency cancellation Archimedes.
[...]