- Jim Henson
- Kermit the Frog / Rowlf / Dr. Teeth / Waldorf / Swedish Chef / Link Hogthrob / Doc Hopper's Men (voice)
- Frank Oz
- Miss Piggy / Fozzie Bear / Animal / Sam the Eagle / Doc Hopper's Men / Marvin Suggs / Swedish Chef (assistant) / Motorcycle Guy (voice)
- Jerry Nelson
- Floyd Pepper / Crazy Harry / Robin the Frog / Lew Zealand / Camilla / Blue Frackle (voice)
- Richard Hunt
- Scooter / Statler / Janice / Sweetums / Beaker / Fozzie Bear (assistant) (voice)
- Dave Goelz
- The Great Gonzo / Zoot / Dr. Bunsen Honeydew / Doglion / Iraqian in El Sleezo Cafe / Nigel / Pig (voice)
- Charles Durning
- Doc Hopper
- Austin Pendleton
- Max
- Edgar Bergen
- Self / Charlie McCarthy
- Milton Berle
- Mad Man Mooney
- Mel Brooks
- Professor Max Krassman
- James Coburn
- El Sleezo Cafe Owner
- Dom DeLuise
- Bernie the Agent
- Elliott Gould
- Beauty Contest Compere
- Bob Hope
- Ice Cream Vendor
- Madeline Kahn
- El Sleezo Patron
- Carol Kane
- Myth
- Cloris Leachman
- Lord's Secretary
- Steve Martin
- Insolent Waiter
- Richard Pryor
- Balloon Vendor
- Telly Savalas
- El Sleezo Tough
- Orson Welles
- Lew Lord
- Paul Williams
- El Sleezo Pianist
- Scott Walker
- Frog Killer
- Lawrence Gabriel Jr.
- Sailor
- Ira F. Grubman
- Bartender
- H.B. Haggerty
- Lumberjack
- Bruce Kirby
- Gate Guard
- Tommy Madden
- One-Eyed Midget
- James Frawley
- Waiter
- Arnold Roberts
- Cowboy
- Steve Whitmire
- Fletcher Bird / Scooter (assistant) (voice)
- Kathryn Mullen
- Camilla (assistant)
- Bob Payne
- Muppet Performer
- Eren Ozker
- Muppet Performer
- Caroly Wilcox
- Muppet Performer
- Olga Felgemacher
- Muppet Performer
- Bruce Schwartz
- Muppet Performer
- Michael Earl
- Animal (assistant) / Beaker (assistant) / Big Bird (assistant) / Dr. Teeth (assistant) / Fozzie Bear (assistant) / Janice (assistant) / Scooter (assistant) (as Michael Davis)
- Buz Suraci
- Muppet Performer
- Tony Basilicato
- Muppet Performer
- Adam Hunt
- Muppet Performer
- Caroll Spinney
- Big Bird
- Chuck Aber
- Muppet Performer
- Cosmo Allegretti
- Muppet Performer
- Peter Allen
- Muppet Performer
- Fran Allison
- Muppet Performer
- Charles Altman
- Muppet Performer
- Sherry Amott
- Muppet Performer
- Debbie Sue Anderson
- Beauty Pagent Model
- Don Avery
- Muppet Performer
- Bil Baird
- Muppet Performer
- Peter Baird
- Muppet Performer
- Bob Baker
- Muppet Performer
- Helenmary Ball
- Muppet Performer
- Bill Barker
- Muppet Performer
- Tim Barnes
- Muppet Performer / Little Bird / Tessie Twiddlebug (uncredited)
- Eric Bass
- Muppet Performer
- Laura Bennett
- Muppet Performer
- Chuck Berty
- Muppet Performer
- Joyce Berty
- Muppet Performer
- Bob Black
- Muppet Performer
- Charlotte Black
- Muppet Performer
- Benjamin Blake
- Muppet Performer
- Cheryl Blaylock
- Muppet Performer
- Jay Bleu
- Muppet Performer / Catgut (uncredited)
- Janet Bradley
- Muppet Performer
- Reg Bradley
- Muppet Performer
- Richard Bradshaw
- Muppet Performer
- Stephen Brathwaite
- Muppet Performer
- Brad Brewer
- Muppet Performer
- Bob Brown
- Muppet Performer
- Judy B. Brown
- Muppet Performer
- Marvin Brown
- Muppet Performer
- Ronnie Burkett
- Muppet Performer
- Jack Burns
- Muppet Performer
- Tim Burton
- Muppet Performer
- Bruce Chesse
- Muppet Performer
- Ralph Chesse
- Muppet Performer
- Edward G. Christie
- Muppet Performer
- Mary Churchill
- Muppet Performer
- Arlyn Coad
- Muppet Performer
- Luman Coad
- Muppet Performer
- Nancy A. Cole
- Muppet Performer
- Fay Ross Coleman
- Muppet Performer
- Sharon Collier
- Muppet Performer
- John E. Conway
- Muppet Performer
- Alan Cook
- Muppet Performer
- Ernie Coombs
- Muppet Performer
- Suzanne Cooper
- Muppet Performer
- Mary Decker
- Muppet Performer
- Roger Dennis
- Muppet Performer
- Marian Derby
- Muppet Performer
- Melinda Dillon
- Woman with Balloon
- Hildegard Drescher
- Muppet Performer
- Karl-Heinz Drescher
- Muppet Performer
- Diane Dupey
- Muppet Performer
- Joan Elardo
- Band member
- Archie Elliott
- Muppet Performer
- Larry Engler
- Muppet Performer
- Bonnie Erickson
- Muppet Performer
- Roy R. Etherington
- Muppet Performer
- Faz Fazakas
- Muppet Performer
- Carol Fijan
- Muppet Performer
- Brian Froud
- Muppet Performer
- Jim Gamble
- Muppet Performer
- John Ralph Geddis
- Muppet Performer
- Ed Ghertner
- Muppet Performer
- John Gilkerson
- Muppet Performer
- Don Gilpin
- Muppet Performer
- Ruth Gilpin
- Muppet Performer
- Steve Golden
- Muppet Performer
- Julie Greene
- Muppet Performer
- Richard Greene
- Muppet Performer
- Steven Hansen
- Muppet Performer
- Sally Hanson
- Muppet Performer
- Terri Hardin
- Muppet Performer
- Bob Hartman
- Muppet Performer
- Brian Henson
- Muppet Performer
- Cheryl Henson
- Muppet Performer
- Heather Henson
- Muppet Performer
- Jane Henson
- Muppet Performer
- John Henson
- Muppet Performer
- Ron Herrick
- Muppet Performer
- Heather Hogan
- Muppet Performer
- Phillip Huber
- Muppet Performer
- Fred Jackson
- Muppet Performer
- Alma Jane
- Beauty Pagent Model
- Jean Jenkins
- Muppet Performer
- Lynn Jennings
- Muppet Performer
- Ed Johnson
- Muppet Performer
- Gary Jones
- Muppet Performer
- Jerry Juhl
- Muppet Performer
- Frank Kane
- Muppet Performer
- Valli Kemp
- Beauty Pagent Model
- Paul Kennemore
- Muppet Performer
- Nina Keogh
- Muppet Performer
- Glenngo King
- Muppet Performer
- John Kraft
- Muppet Performer
- Lorraine Kraft
- Muppet Performer
- Earl Kress
- Ernie / Bert (uncredited)
- Rollin Krewson
- Muppet Performer
- Marty Krofft
- Muppet Performer
- Sid Krofft
- Muppet Performer
- John Landis
- Grover
- Nicole Lapointe
- Muppet Performer
- George Latshaw
- Muppet Performer
- Judith Lawrence
- Muppet Performer
- Ralph Lee
- Muppet Performer
- Mark Levenson
- Muppet Performer
- Charlotte Levinson
- Muppet Performer
- Shari Lewis
- Muppet Performer
- Susan Linn
- Muppet Performer
- Kermit Love
- Muppet Performer
- John Lovelady
- Muppet Performer
- Charles Ludlam
- Muppet Performer
- Lewis Mahlmann
- Muppet Performer
- Michael Malkin
- Muppet Performer
- David Marin
- Muppet Performer
- Jacqueline Marrs
- Muppet Performer
- Jay Marshall
- Muppet Performer
- Francois Joseph Martin
- Muppet Performer
- Chuck McCann
- Muppet Performer
- Nancy McGeorge
- Muppet Performer
- Denise McKenna
- Beauty Pagent Model
- Barbara Mee
- Muppet Performer
- Jack Mee
- Muppet Performer
- Erica Melchoir
- Muppet Performer
- Jim Menke
- Muppet Performer
- Elizabeth Merten
- Muppet Performer
- George Merten
- Muppet Performer
- Kathy Metz
- Muppet Performer
- Randal J. Metz
- Muppet Performer
- Fred Michael
- Muppet Performer
- Wendy Midener
- Muppet Performer
- Phillip Morrison
- Muppet Performer
- Betty Mount
- Muppet Performer
- Ray Mount
- Muppet Performer
- The Muppets
- Themselves
- Dick Myers
- Muppet Performer
- Alina Nahum
- Muppet Performer
- Eugene Nahum
- Muppet Performer
- Ray Nelson
- Muppet Performer
- Steve Overton
- Muppet Performer
- Robin Oz
- Muppet Performer
- Frances Oznowicz
- Muppet Performer
- Mike Oznowicz
- Muppet Performer
- Roman Paska
- Muppet Performer
- Harry J. Patton
- Muppet Performer
- Roy Patton
- Muppet Performer
- Michael Peraza Jr.
- Muppet Performer / Emmet Otter (uncredited)
- Patricia Peraza
- Muppet Performer / Ma Otter (uncredited)
- Kathy Piper
- Muppet Performer
- Ann Powell
- Muppet Performer
- David Powell
- Muppet Performer
- Helen Thrall Raymond
- Muppet Performer
- Larry Reed
- Muppet Performer
- Ants Reigo
- Muppet Performer
- Laurel Reigo
- Muppet Performer
- Earl Rhue
- Muppet Performer
- Tim Rose
- Muppet Performer
- Albrecht Roser
- Muppet Performer
- Adair Roth
- Muppet Performer
- Tom Royer
- Muppet Performer
- Barbara Russell
- Muppet Performer
- Pierre Régimbald
- Muppet Performer
- Harry Sabin
- Muppet Performer
- Greg Sager
- Muppet Performer
- Nancy Sander
- Muppet Performer
- Gayle Schluter
- Muppet Performer
- Avery Schreiber
- Muppet Performer
- Lettie Connell Schubert
- Muppet Performer
- Peter Schumann
- Muppet Performer
- Danny Seagren
- Muppet Performer
- Paula Sigman
- Muppet Performer
- Gregory Smith
- Muppet Performer
- Steve Stegman
- Muppet Performer
- Bob Stenner
- Muppet Performer
- Dave Stone
- Muppet Performer
- Becky Swartzbeck
- Muppet Performer
- Carole Switala
- Muppet Performer
- David Syrotiak
- Muppet Performer
- Dallas Teat
- Muppet Performer
- Burr Tillstrom
- Muppet Performer
- Nikki Tilroe
- Muppet Performer
- Toby Towson
- Muppet Performer
- Allan Trautman
- Muppet Performer
- Robert Trow
- Muppet Performer
- Alice Tweedy
- Muppet Performer
- Tony Urbano
- Muppet Performer
- Karen Valleau
- Muppet Performer
- Amy Van Gilder
- Beauty Pagent Model
- Alison Vandergun
- Muppet Performer
- Johan Vandergun
- Muppet Performer
- Dora Velleman
- Muppet Performer
- Leo Velleman
- Muppet Performer
- Bob Vesley
- Muppet Performer
- Curt Vig
- Muppet Performer / Pigs in Space D & E (uncredited)
- Rik Vig
- Muppet Performer / J.P. Gross (uncredited)
- Paul Vincent-Davis
- Muppet Performer
- Lea Wallace
- Muppet Performer
- Linda Wells
- Muppet Performer
- Melissa Whitmire
- Muppet Performer
- Grace Wilder
- Muppet Performer
- Brad Williams
- Muppet Performer
- Gregory Williams
- Muppet Performer
- Rick Williamson
- Muppet Performer
- Mark Bryan Wilson
- Muppet Performer
- Paul Winchell
- Muppet Performer
- Noreen Young
- Muppet Performer
- Rod Young
- Muppet Performer / Italian in El Sleezo Cafe (uncredited)
- Paul Zaloom
- Muppet Performer
- René Zendejas
- Muppet Performer
