- Of course. He was wrong.
- Wrong, but persistent.
- Persistent he was.

— Sir Charles Litton (David Niven)

5 seconds sound clip from the Trail of the Pink Panther (1982) movie soundboard.

You can hear this line at 01:00:45.208 in the Blu-ray version of the movie.

Quote context

[...]

- But she has impeccable taste.

- What made Inspector Clouseau think you were the Phantom?

- An anonymous phone call.

- I see. Come up immediately.

- Sir Charles. The Phantom. I've really got him this time.

- But of course he was wrong.

- About what?

- About you being the Phantom.

- Of course. He was wrong.

- Wrong, but persistent.

- Persistent he was.

- You see, he was convinced that I was planning to steal the Pink Panther.

- And when Princess Dala gave a costume ball at a villa in Rome, Clouseau was there with his men.

- Warm.

- Yes, must be hell in there.

- Bet it's not so good in there.

- Anything suspicious?

- No, no, no. Nothing to worry about.

[...]