Toby makes a reference to the TV show Gilmore Girls (2000) when speaking with Kate at the party. Milo Ventimiglia, who plays the triplets' father, had a prominent role on Gilmore Girls (2000-2007).
Toby mentions the play "Hamilton." Ron Cephas Jones (William) is father to Jasmine Cephas Jones, the original Peggy Schuyler/Maria Reynolds of the Broadway sensation "Hamilton."
Jon Huertas's character as Miguel's first appearance. Huertas previously worked with Justin Hartley and Sterling K Brown in Castle, in two different plots.