It's clear that I've done you a cruel injustice.
5 seconds sound clip from the Batman (1966) movie soundboard.
You can hear this line at 01:09:36 in the Blu-ray version of the movie.
Quote context
[...]
- The slightest impact was sufficient to instantly reduce them to antimatter.
- Antimatter? You mean they... won't be coming back?
- No, Robin. Not in this universe.
- Let that be an object lesson in the dangers of tampering with the laws of Mother Nature.
- My apologies, Commodore Schmidlapp.
- It's clear that I've done you a cruel injustice.
- You were duped, brainwashed.
- The criminals planted those dehydrated thugs on your person.
- You were obviously under the influence of posthypnotic suggestion when you rehydrated them.
[...]