Doris McCarthy, who appeared in four episodes as a variety of characters, also had an uncredited role playing the part of a local dignitary in episode 1.7 of The Good Wife spin-off, The Good Fight (2017).
Julianna Margulies (Alicia Florrick) & Remy Auberjonois (Martin Parillo) previously worked together on episode 1.5, Into That Good Night (1994), of ER (1994) as Carol Hathaway & Elliot respectively.
Chris Noth (Peter Florrick) & Patrick Boll (Evan Young) also worked together on episode 4.15, Kids (1994), of Law & Order (1990), as Mike Logan & a Newsman respectively.
Angela Reed (Dakota Leesh) previously played the role of Joan in episode 5.1, Everything Is Ending (2013).
John Benjamin Hickey reprises his role of Neil Gross in The Good Wife spin-off, The Good Fight (2017).