Kevin Clash as Elmo / Pestie / Grouch Jailer / Grouch Cab Driver (voice)

Mandy Patinkin as Huxley

Vanessa Williams as Queen of Trash

Sonia Manzano as Maria

Roscoe Orman as Gordon

Stephanie D'Abruzzo as Grizzy / Pestie (voice)

Dave Goelz as Humongous Chicken (voice)

Carmen Osbahr as Rosita (voice)

Joey Mazzarino as Bug (voice)

Jerry Nelson as Count / Pestie / Grouch Mayor / Grouch Cop (voice)

Martin P. Robinson as Telly / Pestie / Laundromad Guy (voice)

David Rudman as Baby Bear / Fat Blue / Caterpillar / Pestie / Collander Stenchman / Ice Cream Customer (voice)

Caroll Spinney as Big Bird / Oscar the Grouch (voice)

Fran Brill as Zoe (voice)

Steve Whitmire as Ernie / Stuckweed / Football Stenchman / Ice Cream Vendor / Parrot (voice)

Frank Oz as Bert / Grover / Cookie Monster (voice)

Alison Bartlett as Gina

Ruth Buzzi as Ruthie

Emilio Delgado as Luis

Loretta Long as Susan

Bob McGrath as Bob

Drew Allison as Additional Muppet Performer (voice)

Bill Barretta as Additional Muppet Performer (voice)

John Boone as Additional Muppet Performer (voice)

R. Lee Bryan as Additional Muppet Performer (voice)

Leslie Carrara-Rudolph as Additional Muppet Performer (voice)

Lisa Consolo as Additional Muppet Performer (voice)

Jodi Eichelberger as Additional Muppet Performer (voice)

Rowell Gormon as Additional Muppet Performer (voice)

Mary Harrison as Additional Muppet Performer (voice)

Rob Killen as Additional Muppet Performer (voice)

Bruce Lanoil as Additional Muppet Performer (voice)

Bob Lynch as Additional Muppet Performer (voice)

Ed May as Additional Muppet Performer (voice)

Tim Parati as Additional Muppet Performer (voice)

Annie Peterle as Additional Muppet Performer (voice)

Andy Stone as Additional Muppet Performer (voice)

Lisa Sturz as Additional Muppet Performer (voice)

Matt Vogel as Big Bird / Ernie (assistant) (uncredited) / Additional Muppet Performer (voice)

Lucky Yates as Additional Muppet Performer (voice)

Kirk R. Thatcher as Additional Muppet Performer (voice)