Galinda/Glinda: Rapunzel
Elphaba: Varian
Docter Dillamond: Lance Strongbow
Boq: Pete the guard
the Wizard of Oz: Flynn Rider
Fiyero: Cassandra
Madame Morrbible: Mother Gothal
Nessarose: Aunt Willow
Melena: Rosemund
Elphaba's father: Quirin
Ensemble: everyone else