Oh, not if you're tellin' the truth about shakin' down a john.
5 seconds sound clip from the Kojak - Season 1, Ep. 5 - Girl in the River movie soundboard.
You can hear this line at 00:44:01 in the DVD version of the movie.
Quote context
[...]
- That's what he was doing alone in the Village at that time in the morning.
- That's why he withdrew 300 dollars of his own savings.
- That's why he went in not at the ready.
- I don't believe it. He wouldn't do that. He couldn't do that.
- Oh, not if you're tellin' the truth about shakin' down a john.
- Only we both know different, don't we?
- So you told your father the one story he could square with his policeman's conscience.
- And your father figured he could square things by returning the money.
[...]