Guest Stars Sarah-Maude Laliberte as Ballet Corps Emily Skubic as Ballet Corps Evgeni Dokoukine as Ballet Corps Kirill Lordski as Ballet Corps Josh St. John as Ballet Corps Lily McEvenue as Ballet Corps Ty Forhan as Ballet Corps Lucas De Marinis as Ballet Corps Mia Bowman as Ballet Corps Ashley Coulson as Gwen Resnik Clare Butler as Esmé Halterlein Shaun Benson as Topher Brooks Nicole Samantha Huff as Paige Aquino Michelle Nolden as Katrina Whitlaw Alex Eling as Matteo Marchetti Morgan Kelly as Alan Renfrew Paula Boudreau as Selena Covey Alexandra Bokyun Chun as Maricel Park Erin Pitt as Laura Darlene Cooke as Leysa Bondar Winsome Brown as Susan Vickers Chelsea Russell as Matteo's Duet Partner