But whoever he is, one thing is certain. I can't afford to have him snooping around here today.

9 seconds sound clip from the Batman (1966) TV series - Fine Feathered Finks (S1E3).

You can hear this line at 00:22:53 in the Blu-ray version of the movie.

Quote context

[...]

- Oh, please. By all means.

- Well, it's fortunate that I equipped my shop with an automatic anti-bugging machine.

- Who is he, Boss?

- I have no idea. Some rival umbrella king, perhaps. Trying to steal my precious secrets.

- It's a clear case of industrial espionage.

- Why, the wretched, blundering fool. See this?

- But whoever he is, one thing is certain. I can't afford to have him snooping around here today.

- Today of all days when I'm about to deal Batman his greatest blow.

- The river, boss?

- No, the furnace. The tempering furnace. Where we forge the umbrella ribs.

- Take him away, my fine feathered finks. And arrange a fatal accident. Without witnesses.

- Pull the net down real tight.

- Done.

[...]