Jerry Adler (Howard Lyman), Steven Pasquale (Johnny Elfman) & Michael J. Fox (Louis Canning) also worked together on Rescue Me (2004), as Sidney Feinberg, Sean Garrity & Dwight respectively.
Michael J. Fox (Louis Canning) & Jerry Adler (Howard Lyman) also worked together on episode 1.11, Dog Day Afternoon (1996), of Spin City (1996) as Mike Flaherty & the Police Commissioner respectively.
Jerry Adler (Howard Lyman), Steven Pasquale (Johnny Elfman) and Clarke Thorell (Hank Shetty) also worked together on episode 1.6, Revenge (2004), of Rescue Me (2004) as Sidney Feinberg, Sean Garrity and the local chief respectively.