José Ramón Rosario reprises his role of Harris the bailiff in The Good Wife spin-off, The Good Fight (2017).
Chris Noth (Peter Florrick) & Skipp Sudduth (Jim Moody) also worked together on episode 5.17, Act of God (1995), of Law & Order (1990) and episode 7.20 Neighborhood Watch (2008) of Law & Order: Criminal Intent (2001).
Chris Noth (Peter Florrick) & Josh Pais (Henry Lampe) also worked together on episode 7.4, Lonelyville (2007), of Law & Order: Criminal Intent (2001) and six episodes of Law & Order (1990).
Alan Cumming (Eli Gold) & Ashley Williams (Christina Barrett) also worked together on episode 1.2, Wild Game (2018), as Dr. Dylan Reinhart & Nora Cecchino respectively.
Julianna Margulies (Alicia Florrick) & José Ramón Rosario (Harris the bailiff) previously worked together on episode 1.4, Hit and Run (1994), of ER (1994) as Carol Hathaway & the driver respectively.