As suggested by the speedometer in the opening shot, this is the 100th episode.
Nathan Lane and Christine Baranski previously appeared together in the film, The Birdcage (1996), and also off-Broadway in Lips Together, Teeth Apart, and The Man Who Came to Dinner.
Matthew Ashbaugh, played by John Noble, previously appeared in episode 4.18, Death of a Client (2013).
Chris Noth (Peter Florrick) & Kate Hodge (Lila Ashbaugh) also worked together on episode 7.2, Seeds (2007), as Mike Logan & Paula Rush respectively.
Kurt Fuller reprises his role of Judge Peter Dunaway in The Good Wife spin-off, The Good Fight (2017).