Nolan akafuridzirwa nefirimu raive bhuku rekutanga raJoker remakomiki muna 1940, 1988 graphic novel The Killing Joke, uye 1996 akateedzana The Long Halloween, iyo yakadzokorora mavambo eTwo-Face. Zita remadunhurirwa rekuti "Dark Knight" rakatanga kushandiswa kuBatman muBatman # 1 (1940), munyaya yakanyorwa naBill Finger. The Dark Knight yakatorwa mifananidzo kunyanya muChicago, pamwe nedzimwe nzvimbo dzinoverengeka muUnited States, United Kingdom, uye Hong Kong. Nolan akashandisa IMAX 70 mm firimu makamera kutora mifananidzo, kusanganisira kuoneka kwekutanga kwaJoker mufirimu.
Makore 1940