That isn't true.
3 seconds sound clip from the The Big Knife (1955) movie soundboard.
You can hear this line at 01:31:09 in the Blu-ray version of the movie.
Quote context
[...]
- Community property laws automatically take care of you.
- Half of everything Charlie owns belongs to you.
- Gentlemen, I can't believe my ears!
- Let him finish before you jump in where it doesn't concern you.
- This woman has been having to do with a writer we had on the lot recently.
- From time to time, they had relations.
- Records.
- You have records of conversations I've had with Mr. Teagle in his office?
- And tape recordings in his office and on his couch.
[...]