TV star Jackée Harry was once rumored to play Madame Morrible on tour. She confirmed the rumor, but it unfortunately fell through.

Aaron Tveit (former Fiyero – Broadway), Kyle Dean Massey (Fiyero – 1NT; former Fiyero – Broadway; former ensemble & u/s Fiyero – Broadway, 1NT), Brian Crum (former ensemble -  Chicago, Broadway, 1NT, and Alex Brightman (former Boq – Broadway) have all been in productions of the musical next to normal. Additionally, Annaleigh Ashford (former Glinda – Chicago, Broadway; former ensemble & u/s Glinda – 1NT) was in a workshop of the show when it was previously titled Feeling Electric.

Ben Vereen (former Wizard – Broadway) was in the original Broadway cast of the groundbreaking musical, Hair.