Joel introduces himself and Sheila to Boone as Hume Cronyn and Jessica Tandy, the real-life couple who acted together in many films, including as Cocoon (1985) and *batteries not included (1987).
Robert Baker, who plays Boone, previously worked with Timothy Olyphant on three episodes of Justified (2010) as Randall Kusik, whose ex-wife was dating Olyphant's character, Raylan Givens.