The brand of bottled water that is given to Shades in the police station is owned by Theo Rossi, called "Ounce."
Rosalie Carbone is a prominent figure in The Punisher comic mythos, particularly from the early issues of "Punisher War Zone."
As Luke is walking down the street and the man is putting up posters for the concert, Stan Lee's face is on a wall advertising for Forbush law firm.
During Luke's voiceover monologue about Claire there is a brief "Double Dolly" shot. This is a signature shot of Spike Lee, a director whose work has focused on the African-American experience, frequently in New York.
"Can't Front on Me" is a song from the album "Mecca And The Soul Brother" of the hip-hop duo Pete Rock & C.L. Smooth.