Pizzalatto based the fictional city of Vinci on the real-life city of Vernon, a city a few miles south of downtown LA, also known for its corruption and environmental pollution.
Woody Harrelson and Matthew McConaughey are executive producers for the second season. They were both the principal characters in the first season, as Martin Hart and Rust Cohle, respectively.
While in Frank's office, Jordan ends the conversation with the statement, "Everyone gets touched." This is a reference to season one, which states "Touch darkness and darkness touches back."
The name "Ani Bezzerides" is clearly a pun on the name of noted crime writer A.I. Bezzerides (in other words, A and I Bezzerides).
Features two actresses that had an appearance in Sherlock Holmes (2009): Rachel McAdams and Kelly Reilly.