Guest Stars Kristin Chenoweth as Mildred Layton Ariana DeBose as Emma Tate Alan Cumming as Mayor Aloysius Menlove Aaron Tveit as Danny Bailey Jaime Camil as Doc Lopez Jane Krakowski as Countess Gabriele von Bierkom Co Starring Julia Harnett as Core Dancer Ashley Brooke St. John as Core Dancer Amanda Cleghorn as Core Dancer Serena Crouse as Core Dancer Derek Piquette as Core Dancer Daniel Bernardo as Core Dancer Liam Quiring-Nkindi as Carson Ericka Hunter as Core Dancer Marina Lazzaretto as Core Dancer Julio Fuentes as Core Dancer Gray Monczka as Core Dancer Warren Yang as Core Dancer Amitai Marmorstein as Pete the Milkman Katrina Reynolds as Core Dancer Jessica Keeling as Core Dancer Sarah Formosa as Core Dancer Caitriona Murphy as Core Dancer Shelley Stewart Hunt as Core Dancer Troy McLaughlin as Core Dancer Matt Nethersole as Core Dancer Jak Barradell as Core Dancer Tristan Ghostkeeper as Core Dancer Jared Khalifa as Core Dancer Sam Strasfeld as Core Dancer Sarah Hayward as Helen Eileen Barrett as Biddy #2 Dolores Drake as Biddy #1