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