Jason Alexander

Mr. Bibb / The Nome King 

Frances Conroy

Auntie Em / Glinda 

Grey DeLisle

Dorothy 

James Monroe Iglehart

Calvin Carney / Jitterbug 

Stephen Root

Uncle Henry 

Amy Louise Pemberton

Dorothy (singing) / The Mouse Queen 

Joe Alaskey

The Wizard of Oz / Butch / Droopy 

Michael Gough

The Scarecrow / Hunk 

Spike Brandt

Director, Screenwriter 

Tony Cervone

Director, Producer 

Paul Dini

Screenwriter 

Sam Register

Screenwriter