The narrative centers on a "cat-and-mouse game" where both organizations realize they have a traitor, leading each mole to try and uncover the other's identity before their own cover is blown.
: The final shot of a literal rat walking across a balcony serves as a blatant metaphor for the theme of informers that permeates the movie. Critical Reception and Awards The Departed(2006)
: The film focuses on the psychological strain of living double lives, questioning the blurred lines between good and evil . The narrative centers on a "cat-and-mouse game" where
: "I don't want to be a product of my environment. I want my environment to be a product of me" . : "I don't want to be a product of my environment
: Director Scorsese uses the letter "X" as visual foreshadowing throughout the film; it appears in the background whenever a character is about to die.