But our hero overlooked just one item: The telegrams, wires and telephones were all very well - but no one had seen Wynant.

10 seconds sound clip from the The Thin Man (1936) classic radio play.

You can hear this line at 00:50:03 in the radio play.

Quote context

[...]

- Is that true? I don't know. Why are you saying it? It's the only way it makes sense.

- Quiet, please!

- His plan was still working beautifully.

- The only hitch was a man named Nunheim who had found out something.

- Our hero bumped him off too.

- But our hero overlooked just one item: The telegrams, wires and telephones were all very well - but no one had seen Wynant.

- So the murderer picked on poor Mimi here to strengthen his case.

- Mimi is the only one at the table who can tell us who the real murderer is.

- Mimi, who was it that told you to say you'd seen Wynant?

- Nobody told me. I did see him!

[...]