The Dark Knight has broke the record for a 12:01 a.m. film opening, earning an unprecedented $18,489,000 at the box office, it was announced today by Dan Fellman, President of Domestic Distribution, Warner Bros. Pictures, plus the total does not include the grosses from the subsequent 3:00 a.m. and 6:00 a.m. showings. The title of of the highest gross for a 12am showing was previously held by Star Wars Episode III: Revenge of the Sith since May of 2005 with a total of $16.9 million.