Which 'Charlie's Angels' actress had a blink-and-you'll-miss-her role in a Batman movie?

Holy sequels, 'Bat' fan -- you probably know that 'The Dark Knight' is the sixth in the 'Batman' franchise.

And you know it stars Christian Bale and Heath Ledger (in his last completed role).

But how well do you really know the Bat? Take our quiz and test your 'Bat' flick facts.