Karen Idelson With its deadpan humor and documentary style, “What We Do in the Shadows” could easily be summed up as “The Office” for vampires. Which means it’s the job of costume designer Laura Montgomery and production designer Kate Bunch to create a setting and a look that are both grounded in the ordinary and genuinely creepy. “I was a big fan of the movie, so I was really excited to join the show,” says Montgomery of the film that inspired the series. “I think the most important thing for me, because it’s such a fantastical setting, is for the costumes to be grounded in truth.