All cast and crew members worked on all three movies, except for music composer James Newton Howard who did not work on The Dark Knight Rises. Composer Hans Zimmer worked together with Howard on the first two films and made the soundtrack for the last movie by himself. Katie Holmes played Rachel Dawes in Batman Begins, but was replaced by Maggie Gyllenhaal in The Dark Knight. Liam Neeson appeared as Ra’s al Ghul in Batman Begins and in The Dark Knight Rises. Heath Ledger received an Academy Award for Best Supporting Actor for his role as The Joker in The Dark Knight. Ledger died before the movie was released and the award was given posthumously.

Each of the three movies was a success in the box office; The Dark Knight was the number one grossing movie in 2008.[4] The Dark Knight Rises is the third highest grossing movie of 2012. Batman Begins is the ninth highest grossing movie in 2005. Batman Begins earned $372,710,015 worldwide. The Dark Knight earned $1,023,045,358. The Dark Knight Rises earned $1,081,041,287, passing the receipts of The Dark Knight. In both Batman Begins and in The Dark Knight, Gotham City was shot in Chicago, Illinois. In The Dark Knight Rises, Gotham City was shot in Pittsburgh, Pennsylvania, New York City, New York, and Los Angeles, California.

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