Big Bird / Oscar the Grouch / Bruno the Trashman (voice)
Caroll Spinney
Kermit the Frog / Ernie (voice)
Jim Henson
Donnie Dodo (voice)
Eddie Deezen
Miss Finch (voice)
Sally Kellerman
Marie Dodo (voice)
Cathy Silvers
State Trooper
John Candy
Newscaster
Chevy Chase
Sid Sleaze
Joe Flaherty
Sam Sleaze
Dave Thomas
Daddy Dodo (voice)
Brian Hohlfeld
Linda
Linda Bove
Luis
Emilio Delgado
Cookie Monster / Bert / Grover / Additional Muppets (voice)
Frank Oz
Susan
Loretta Long
Maria
Sonia Manzano
Bob
Bob McGrath
Gordon
Roscoe Orman
Olivia
Alaina Reed Hall
Willy
Kermit Love
Ruthie
Alyson Court
Boy with Apple
Richard Campbell
Rescue Boy
Liston Bates
Rescue Girl
Tawny Richard
Gladys the Cow / Feathered Friends Owl / Additional Muppets / Grouches (voice)
Richard Hunt
Kid at Map
Adrian McCalla
Tanya
Tanya Marie Cook
Airline Announcer
Shawna Stoll
Mr. Snuffleupagus / Telly Monster / Board of Birds / Grouch Diner Patron (voice)
Martin P. Robinson
Mr. Snuffleupagus (Back Half)
Bryant Young
Barkley (voice)
Fred Garver
Miss Finch
Cheryl Wagner
Mommy Dodo / Board of Birds (voice)
Patricia Leeper
Daddy Dodo
Gord Robertson
Donnie Dodo
Jeff Weiser
Feathered Friends Magistrate / Grouch Diner Patron / Little Girl / Additional Muppets (voice)
Kathryn Mullen
Marie Dodo
Shari Weiser
Honker / Board of Birds
Tim Gosley
Board of Birds (voice)
Noel MacNeal
Bob Stutt
Nikki Tilroe
Lee Armstrong
Rob Mills
John Pattison
Floyd
Benjamin Barrett
Count von Count / Herry Monster / Additional Muppets (voice)
Jerry Nelson
Grouch Cook
Paul Bartel
Grouch Waitress
Sandra Bernhard
Truck Driver
Waylon Jennings
Mommy Dodo (voice)
Laraine Newman
Writer
Tony Geiss
Director
Ken Kwapis
Music
Van Dyke Parks
Executive Producer
Joan Ganz Cooney
Lennie Niehaus
Judy Freudberg
Music Supervisor
Steve Buckingham
Producer
Tony Garnett
Associate Producer
Patricia Churchill
Director of Photography
Curtis Clark
Editor
Evan Landis
Casting
Stuart Aikins
Linda Francis
Art Direction
Carol Spier