In Return to Sender (2016), Dinozzo states he got his expensive apartment for a song, because it was a scene of a triple homicide. In What Lies Above (2017), Dinozzo transfers the apartment to McGee, and he deals with the fallout of the triple homicide which he fails to tell the complete truth to Deliliah.
Scott Lawrence, who plays a DEA Special Agent, was in JAG (1995), the series which spun-off NCIS (2003). He also appears in a different episode as another different character in Season 2 of NCIS: Hawai'i
In the opening scene, they are talking about different cars and McGee mentions a Mazda Miata. Parker (Gary Cole) comes in and mentions that he had a red Miata back in 1995. In 1995, Gary Cole played the Boss in Office Space, and drove a red Miata. This is at least the second Office Space reference he's made since joining the show.
This episode is directed by Ricky Carroll who plays Director Leon Vance
Adriana Ducassi character is a material witness for the DEA. In Snowfall (2017), which centers on beginnings of the crack cocaine epidemic in Los Angeles, she portrays a DEA Special Agent.