- How do we stop them?
- We have to find them first.

5 seconds sound clip from Batman (1966) - The Entrancing Dr. Cassandra (S3E25) TV Series.

You can hear this line at 00:17:39 in the Blu-ray version of the movie.

Quote context

[...]

- But how do you suppose we got here and who changed us back to our normal shapes and sizes?

- I have my own suspicions, Batgirl, which I don't think I should disclose.

- Of course, Robin, I understand.

- We'll get on it right away, commissioner.

- Dr. Cassandra has engineered an incredible mass escape of all of Gotham City's arch-criminals.

- Holy catastrophe!

- How do we stop them?

- We have to find them first.

- Which calls for the Special Escaped Archcriminal Bat-locator in the Batcomputer.

- Good thinking.

- That must come in quite handy.

- Quite. Every crime fighter should have one.

- According to this, they should all be in the basement of Mortar and Pestle Building on Abracadabra Alley.

- But how can we get there? Isn't the Batmobile still parked in front of Spiffany's Jewelry?

[...]