It's possible he's planning to unleash a new reign of terror in our fair city.
6 seconds sound clip from Batman (1966) - The Thirteenth Hat (S1E13) TV Series.
You can hear this line at 00:06:07 in the Blu-ray version of the movie.
Quote context
[...]
- Jervis Tetch. The Mad Hatter is at large again.
- We'll be right over. To the Bat-poles.
- I couldn't agree with you more, commissioner. It's obviously the work of the Mad Hatter.
- Nobody's safe when that human scourge prowls our streets.
- It's possible he's planning to unleash a new reign of terror in our fair city.
- Terrifying defenseless citizens with that super instant mesmerizer in his high hat.
- That devil of a trademark. Where will he stop?
- In the court of law. Where he's been stopped before.
- Exactly.
- Few men die of threats, Robin.
- Commissioner Gordon. Yes. Right away.
[...]