Features two guest stars who were regular cast members in other Crime Drama series about the NYPD: Kathryn Erbe of Law & Order: Criminal Intent (2001) and A.J. Buckley of CSI: NY (2004).
The storyline for this episode began earlier this season, season 6, in episode 2 "Absolute Power."
When Danny and Maria go out on a follow-up, they arrive at a corner where a man is spraying down the sidewalk at the corner of Seaman and Cumming, which is an actual corner in NY.
Features Louis Cancelmi (Thomas Wilder) who is the son-in-law of Sam Waterston and the brother of Annie Parisse, both of whom starred in Law & Order together.