Biography: Amos Oliver III is an American dancer and actor. Best known for his role as Thad in NBC's Hairspray Live! Born and raised in St. Petersburg, Fl, Amos began his dance training at The Academy of Ballet Arts and the Pinellas County Center for the Arts. He has a BFA in dance performance from The Boston Conservatory, as well as a dance theater certificate from the American Musical and Dramatic Academy-LA.