Neil Patrick Harris
— Robert
Patti LuPone
— Joanne
Martha Plimpton
— Sarah
Anika Noni Rose
— Marta
Jim Walton
— Larry
Jon Cryer
— David
Craig Bierko
— Peter
Katie Finneran
— Amy
Christina Hendricks
— April
Aaron Lazar
— Paul
Jill Paice
— Susan
Jennifer Laura Thompson
— Jenny
Chryssie Whitehead
— Kathy
Stephen Colbert
— Harry
Alexa Green
— The Vocal Minority
Fred Inkley
— The Vocal Minority
Rob Lorey
— The Vocal Minority
Jessica Vosk
— The Vocal Minority
Callie Carter
— Ensemble
Ariana DeBose
— Ensemble
Sean Ewing
— Ensemble
Ashley Blair Fitzgerald
— Ensemble
Lorin Latarro
— Ensemble
Lee Wilkins
— Ensemble
Paul Gemignani
— Himself/Conductor
Orchestre philharmonique de New York
— Orchestra