Numerous references are made to Dante Alighieri's "Inferno". Vincent Spano, who plays Commissario Conde, appears in the short Dante's Inferno: Abandon All Hope (2010), and is set to appear in Dante's Inferno (2024).
Director Leon Ichaso also directed "Assistance Is Futile (2017)", the episode of Criminal Minds (2005) that aired immediately before this episode.