Anyone know what movie this quote is from?

[derekwilkinson]

I have this quote stuck in my head, but I cannot remember what it is from.
A man asks another man a question, and he says "I don't know" and walks away.
The man who asks says "You don't know?, YOU DON'T KNOW????"

:D

Does anyone know?

[orb3000]

you dont know?
I dont know either...:D

[-PiLoT-]

any more info mght help like year or genre

[gsand]

can you describe the actors or the context?

anything?

[bbobeckyj]

The prestige.
When during the funeral, Hugh Jackman's chrarcter asks Christian Bale's character which knot he tied for the tank trick.

[galaxys]

Also, I recall something like this in The Prestige...

[TheChampJT]

Yeah I can see it now in my head, the part from the Prestige.

[derekwilkinson]

Yep, it was the prestige! thanks :D