I thought someone would’ve picked these off by now:
NDP 17 - “M: Are you in pictures? F: Don’t be silly.”
NDP 18 - “It’s a strange world, isn’t it?”
A new one:
NDP 19 - “: Liar. F: Thief.”
Oceans 11?
That’s gotta be from Barton Fink.
NDP 17 IS Barton Fink
NDP 19 IS [Ocean’s 11* (the 2001 version).
Papillon
IAS1: He was some kind of a man.
Nobody got this: Les Miserables
Ben2: “Did you set this up? DID YOU SET THIS UP?”
I think that’s from the end of Touch of Evil, but IIRC there were actually a few words spoken after it. I could well be wrong, though… it’s been a good long time.
Is it The Thomas Crown Affair?
… and since I guessed two of them, I know I should post one for others to guess…
RH1: “Open your eyes.”
P1: “Sorry, wrong number.”
Vanilla Sky
PR2: “I think he’s attempting re-entry, sir.”
umm - I’ll guess “Sorry, Wrong Number” 
seriously, I just saw that film the other night for the first time in years. Barbara Stanwyck is just great chewing up the scenery!!
Slacker was wrong, the closing line in The Truman Show was, “Where’s the TV Guide?”
With Swann, you give a lot, ya know?
I know.
Er, forgive a lot.
notcynical: My Favorite Year
PR2: Moonraker
IAS1: Being There ?
Bravo, SuperNelson, Bravo.
You’d have known it if I didn’t include “Swann”, right?
scab1: “The mystic chords of memory will swell when again touched, as surely they will be, by the better angels of our nature.”
scab2: “Join ussss!” [/obvious]
scab3: “Perhaps we should discuss it in the car?”