Griffin Dunne (Seamus Flaherty) also played the same role in episode 6.17, Players (2007), as well as the role of Henry Talbott in episode 1.5, Jones (2001).
Chris Noth (Mike Logan) & Eric Bogosian (Danny Ross) also worked together on three episodes of The Good Wife (2009) and two episodes of Law & Order (1990).
Chris Noth (Mike Logan) & C.J. Wilson (Jeff) also worked together on episode 5.3, A Precious Commodity (2013), of The Good Wife (2009), as Peter Florrick & Brian Eisenstadt respectively.
Chris Noth (Mike Logan) & Griffin Dunne (Seamus Flaherty) also worked together on episode 2.4, Cleaning House (2010), of The Good Wife (2009) as Peter Florrick & Judge Jared Quinn respectively.