Alfred: You are as precious to me as you were to your own mother and father. I swore to them that I would protect you, and I haven't.
As Bruce Wayne is researching the jewel thief, the word "Heist" is spelled "Hiest" in a newspaper headline.
Comedic actor Thomas Lennon has a small role as the doctor Bruce sees for a check-up before he visits Gordon. Lennon previously played a similar role in director Christopher Nolan's "Memento" (as the doctor the character Sammy Jenkis visits). Lennon stated that Nolan specifically wanted him for the role of the doctor in this film, and has speculated that perhaps Nolan considers them to be the same character.