Special Guest Stars Lucas Grabeel as Lucas Grabeel Guest Stars Joe Serafini as Seb Matthew-Smith Co Starring Kaden Dayton as Kaden Lauryn Cariño as Lauryn Kaison Cotton as Dancer / Chorus Performer Adeline Baker as Dancer / Chorus Performer Stephani Sosa as Steph Andrés Peñate as Rico Colleen Baum as Firefighter Ambyr M. Reyes as Usher