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Jim Henson as Kermit the Frog / Rowlf the Dog / Dr. Teeth / Waldorf / Swedish Chef / The Muppet Newsman |
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Frank Oz as Miss Piggy / Fozzie Bear / Sam the Eagle / Animal (voice) |
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Dave Goelz as Gonzo / Beauregard / Zoot / Dr. Bunsen Honeydew / Lobbuck Lou |
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Jerry Nelson as Floyd Pepper / Pops / Lew Zealand / Crazy Harry / Louis Kazager |
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Richard Hunt as Scooter / Statler / Sweetums / Janice / Beaker / Bubba |
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Steve Whitmire as Rizzo the Rat / Lips (voice) |
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Charles Grodin as Nicky Holiday |
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Diana Rigg as Lady Holiday |
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John Cleese as Neville |
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Jack Warden as Mike Tarkenian |
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Robert Morley as British Gentleman by Pond |
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Peter Ustinov as Truck Driver |
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Caroll Spinney as Oscar the Grouch (voice) |
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Susan Backlinie as Charkie's Water Ballet Performer |
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Joan Sanderson as Dorcas |
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Peter Falk as Tramp |
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Danny John-Jules as Street Dancer |
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Erica Creer as Marla |
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Kate Howard as Carla |
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Della Finch as Darla |
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Michael Robbins as Henderson |
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Peter Hughes as Stanley |
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Peggy Aitchison as Guard |
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Tommy Godfrey as Bus Conductor |
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Christine Nelson as |
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Valli Kemp as 2nd Model |
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Mike Quinn as Muppet Performer |
| Directing | Jim Henson | Director |
| Art | Harry Lange | Production Design |
| Production | Michael Barnes | Casting Director |
| Costume & Make-Up | Stuart Freeborn | Makeup Supervisor |
| Editing | Ralph Kemplen | Editor |
| Costume & Make-Up | Joan Carpenter | Hair Supervisor |
| Writing | Jack Rose | Writer |
| Writing | Jay Tarses | Writer |
| Writing | Jerry Juhl | Writer |
| Writing | Tom Patchett | Writer |
| Costume & Make-Up | Julie Harris | Costume Design |
| Production | Frank Oz | Producer |
| Production | David Lazer | Producer |
| Sound | Joe Raposo | Songs |
| Sound | Joe Raposo | Original Music Composer |
| Camera | Oswald Morris | Director of Photography |
| Writing | Jim Henson | Characters |
| Art | Drew Struzan | Art Designer |
| Production | Lew Grade | Executive Producer |
