In prison? This I do not believe.
6 seconds sound clip from Batman (1966) - Rats Like Cheese (S1E8) TV Series.
You can hear this line at 00:19:03 in the Blu-ray version of the movie.
Quote context
[...]
- Oh, I'm sorry. I forgot you do not drink.
- Then have your Baked Alaska.
- Mr. Freeze... Give yourself up. We can get help for you. Medical help.
- In prison? This I do not believe.
- Revenge. That is what I need. Revenge! I will have revenge!
- Sorry, slipped on the Baked Alaska.
- You tried. That's the true measure of a man. Whether you win or lose, to try.
[...]