The Spanish line Barba says to Patton at the restaurant is "Nos veremos en los tribunales, mi amigo," which translates to "We'll see each other in court, my friend."
Rollins' quote that "you're only as sick as your secrets" is a popular teaching in Anon groups and 12-step programs.
She confirms in the very next line that she is "going to meetings."
Deputy Chief Charles Patton remarks to Benson: "Sergeant, beautiful city you have here."
Benson replies: "Even when it isn't."
She borrowed that quote from Chief Sergeant Hank Voight who said it to her in They'll Have to Go Through Me (2014).
Dreama Walker, who played Reece Taymor, acted in Compliance (2008), which featured a prank caller posing as a police officer to arrange the imprisonment and rape of a fast-food employee using the Milgrim Experiment.
SVU aired an episode, Authority, in 2008 featuring the same storyline with Robin Williams as Merritt Rook.
At around 1:40, Sergeant Benson says "Welcome to New York" to Atlanta detective Reese Taymor, who responds "Just like the song." The song is by Taylor Swift, who has a cat named Olivia Benson.