Christian Borle reprises his role of Carter Schmidt in The Good Wife spin-off, The Good Fight (2017).
Julianna Margulies (Alicia Florrick) & Dan Lauria (Ronnie Erickson) previously worked together on episode 6.18, Match Made in Heaven (2000), of ER (1994) as Carol Hathaway & Rick Simpson respectively.
Michael Mulheren (Bob Bondi) previously played the role of Dr. Douglas Dooley in episode 7.1, Bond (2015).
Richard Masur & Christian Borle also appeared together on episode 2.4, Day 429 (2018), of The Good Fight (2017).
Katrina E. Perkins (call centre operator) later goes on to play two unrelated character in The Good Fight (2017). First as a grand juror in episode 1.4, Henceforth Known as Property (2017), and then as an AntiFa arrestee in episode 2.8, Day 457 (2018).