You were monitored ever since our sensors first detected you.
4 seconds sound clip from the The Black Hole (1979) movie soundboard.
You can hear this line at 00:26:46.273 in the Blu-ray version of the movie.
Quote context
[...]
- Charlie, do ya read me? Come in, Charlie.
- This is the story to end all stories. A ship of robots and computers with this thing in charge.
- Maximilian and my robots only run the ship the way I wish it run.
- You were monitored ever since our sensors first detected you.
- Now, Maximilian, calm down. Don't pick on small people.
- Such a nice little robot. He's harmless.
- Miss McCrae, you might come closer.
[...]