By incorporating the Joker's nurse disguise into your Halloween costume, you not only pay homage to the character but also add a unique twist to the traditional Joker persona. The combination of the Joker's sinister nature with the innocence and trust associated with a nurse creates a striking and thought-provoking image.

a b c d e Schuchman, Matthew (December 4, 2012). "Interview: Christopher Nolan". Verbicide Magazine. New Haven, Connecticut: Scissor Press . Retrieved May 12, 2018.Mattina, Eric (November 29, 2012). "Christopher Nolan Spends the 'Knight' at Lincoln Center: 5 Things Learned About Batman and Beyond". Indiewire. Los Angeles, California . Retrieved October 5, 2015. Brown, Lane (January 26, 2009). "PGA and SAG Bow to Peer Pressure, Name Slumdog Millionaire Best Picture". Vulture. New York City: New York Media . Retrieved September 28, 2015. a b Collura, Scott (November 7, 2006). "The Dark Knight: Heath Ledger Talks Joker". IGN. San Francisco, California: J2 Global . Retrieved September 29, 2015. Dressing the Joker". IGN. Los Angeles, California: J2 Global. February 25, 2008 . Retrieved August 9, 2021.

Ledger was allowed to shoot and direct the threat videos the Joker sends out as warnings. Each take Ledger made was different from the last. Nolan was impressed enough with the first video shoot that he chose to not be present when Ledger shot the video with a kidnapped reporter ( Anthony Michael Hall). [28]Boucher, Geoff (July 6, 2008). "Christopher Nolan's Knight Vision". Los Angeles Times. Los Angeles, California . Retrieved September 29, 2015. Brown, Scott (June 24, 2008). "Dark Knight Director Shuns Digital Effects for the Real Thing". Wired. New York City . Retrieved June 24, 2008. Smith, Kevin (July 6, 2008). "Kevin's Review: The Dark Knight". firstshowing.net . Retrieved September 28, 2015.