Ashanti as Dorothy

Jeffrey Tambor as Wizard

David Alan Grier as Uncle Henry

Queen Latifah as Aunt Em

Quentin Tarantino as Self - Kermit's Director

Steve Whitmire as Scarecrow / Mayor of Munchkinland / Kalidah Critic #1 / Beaker

Dave Goelz as Tin Thing / Kalidah Critic #2 / Dr. Bunsen Honeydew / Zoot

Bill Barretta as Toto / Dr. Teeth / Johnny / Lew Zealand / Swedish Chef / Rowlf

Eric Jacobson as The Cowardly Lion / Witches / Animal / Sam the Eagle (voice)

Brian Henson as Sal (voice)

Kevin Clash as Clifford / Mulch / Black Dog (voice)

John E. Kennedy as Angel Marie / Floyd Pepper (voice)

Rickey Boyd as Scooter / Crazy Harry (voice)

Tyler Bunch as Janice / Old Tom / Pop / Treelo (voice)

Julianne Buescher as Green Lady / Chicken (voice)

John Henson as Sweetums (voice)

Drew Massey as Muppet Performer

Allan Trautman as Crow / Old Tom (voice)

Alice Dinnean as Camilla / Foo-Foo (voice)

Mike Quinn as Spotted Dick (voice)

Gord Robertson as Muppet Performer

Adam Behr as Muppet Performer

Jeny Cassady as Muppet Performer

Geoff Redknap as Muppet Performer

James Rowley as Muppet Performer

Dan Payne as Weatherman

C. Ernst Harth as Earl

Kelly Osbourne as Post-Makeover Dorothy (uncredited)

Edward Hibbert as Stage Manager (uncredited)

Ken Jones as Earl's Buddy (uncredited)