"What We Do in the Shadows" is an especially bloody valentine to "Interview with the Vampire" – both the 1976 novel by Anne Rice and Neil Jordan's 1994 film adaptation. Among the many tributes, Guillermo can be seen in Armand's cosplay during the show's opening credits.
Of all the characters, eternal newlyweds Nadja and Laszlo have the most closely aligned fashion sense, with their costumes and accessories frequently matching throughout the series. These details include matching gold brocade fabric, red highlights, and the giant black lace collars from the pilot episode.