Heaven only knows what Chelm is.
4 seconds sound clip from the Beat the Devil (1953) movie soundboard.
You can hear this line at 00:52:49 in the Blu-ray version of the movie.
Quote context
[...]
- Just as I was beginning to take Billy at his face value.
- But if he's not what Billy said, then what is he?
- We are at sea again, gentlemen, in more ways than one.
- Heaven only knows what Chelm is.
- The time has come for direct action.
- You remember last night when we came on board?
[...]