Topic Challenge: Heath Ledger and his films [completed]

Question

The 22nd of January marked the 9th anniversary of Heath Ledger's death. So in honour of him and due to popular demand we're starting a new topic challenge. From 2017-01-23 00:00 UTC to 2017-01-29 23:00 UTC we're challenging you to all your great questions about Heath Ledger and the films he was in.¹

Once the challenge is over, we'll tally the results and winners (by question score) here. Also don't forget to suggest and vote for new topics for our next possible challenge.

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1) _{But don't feel compelled to add a heath-ledger tag to each and every of those questions, tag responsibly instead.}

Answer 1

The challenge is over and the top-voted question (with a score of 31 and ~7152 views) was asked by A J, which makes him the winner of this challenge:

1. Who was the fifth one that was killed by Harvey Dent in The Dark Knight?

The other questions asked, in order of votes are (the numbers are the votes and views):

2. How did Alfred's story about the bandit help Bruce in dealing with the Joker? (24 / ~4990)

3. Was William based on the real Ulrich von Liechtenstein? (10 / ~103)

4. Did Nolan deliberately do the Joker fall scene in reverse to Burton's version? (8 / ~65)

5. What is the bird and/or the birdcage supposed to represent while Hank and Leticia have sex? (7 / ~56)

   Were four actors initially cast for the role of Tony in The Imaginarium of Doctor Parnassus? (7 / ~182)

   Was Jack in love with someone else right before his death? (7 / ~34)

   What was the significance of the tire iron? (7 / ~27)

   Why were there more than 10 things that she hates in Kat's poem? (7 / ~461)

6. Were there early signs Pat liked Kat? (6 / ~57)

   Why does Dr. Parnassus keep making deals and wagers? (6 / ~32)