- Kevin Clash
- Elmo/Pestie/Grouch Jailer/Grouch Cab Driver
- Fran Brill
- Zoe/Pestie/Prairie Dawn
- Stephanie D'Abruzzo
- Grizzy/Pestie
- Dave Goelz
- Humongous Chicken
- Joey Mazzarino
- Bug, Screenwriter
- Jerry Nelson
- Count/Pestie/Grouch Mayor/Grouch Cop
- Martin P. Robinson
- Telly/Pestie
- David Rudman
- Baby Bear/Caterpillar/Pestie/Collander Stenchman/Ice Cream Customer
- Caroll Spinney
- Big Bird/Oscar
- Steve Whitmire
- Ernie/Stuckweed/Football Stenchman/Ice Cream Vendor/Parrot
- Frank Oz
- Bert/Grover/Cookie Monster
- Mandy Patinkin
- Huxley
- Vanessa Williams
- Queen of Trash
- Sonia Manzano
- Maria
- Roscoe Orman
- Gordon Robinson
- Carmen Osbahr
- Rosita
- Alison Bartlett
- Gina
- Ruth Buzzi
- Ruthie
- Emilio Delgado
- Luis Rodriguez
- Loretta Long
- Susan Robinson
- Bob McGrath
- Bob
- Gary Halvorson
- Director
- Mitchell Kriegman
- Screenwriter, Writer
- Joey Mazzarino
- Bug, Screenwriter
- Stephanie Allain
- Executive Producer
- Martin G. Baker
- Executive Producer
- Brian Henson
- Executive Producer
- Alex Rockwell
- Producer
- Marjorie Kalins
- Producer
- John Debney
- Original Music
- Martin Erskine
- Original Music
- Michael A. Reagan
- Original Music
- Alan Caso
- Cinematographer
- Alan Baumgarten
- Film Editing
- Alan Cassie
- Production Design
- William G. Davis
- Art Director
- James Edward Ferrell Jr.
- Set Decoration
- Polly Smith
- Costume Design
- Timothy M. Bourne
- Unit Production Manager
- Jane Gootnick
- Production Supervisor
