The short tune the piano player plays when greeting Castle is the opening notes to Castle's leitmotif in the show.
The auction placard that Castle holds up for his bid is '187' the penal code section for murder.
The song sang by the team at the end of the episode is "Piano Man" by Billy Joel.
Martha references Humphrey Bogart in Casablanca (1942) with the line "Here's looking at you kid."
ABC soap alumni Sam Page and Nathaniel Marston appear in this episode are from "All My Children" and "One Life to Live," respectively. Nathan is also an alumnus of "One Life to Live," portraying "Joey Buchanan" on the soap earlier in his career.