Season:
1
|
2
|
3
|
4
|
5
Year:
1976
|
1977
|
1978
|
1979
|
1980
| Jim Henson | ... | Kermit the Frog / Mahna Mahna / Waldorf / Flower-Eating Monster / Rowlf (voice) | |
| Frank Oz | ... | Miss Piggy / Fozzie Bear / Snowths / Mildred / George / Feather Boa Constrictor (voice) | |
| Richard Hunt | ... | Scooter / Statler / Miss Piggy / Pigs / Bartender / Frogs (voice) | |
| Dave Goelz | ... | The Great Gonzo / Muppy / Zoot / Pigs / Miss Kitty (voice) | |
| Eren Ozker | ... | Juliet Prowse Puppet / Flower-Eating Monster's Dancing Partner / Saloon Girl / Chickens (voice) | |
| John Lovelady | ... | Cowboy / Frogs (voice) | |
| Juliet Prowse | ... | Herself | |
| Jane Henson | ... | Additional Muppets (uncredited) |
| Jim Henson | ... | Kermit the Frog / Swedish Chef / Dr. Teeth / Nigel / The Newsman / Ernie (voice) | |
| Frank Oz | ... | Miss Piggy / Fozzie Bear / Animal / Mildred / Bert / Animal's Dancing Partner (voice) | |
| Richard Hunt | ... | Scooter / Statler / Wayne (voice) | |
| Dave Goelz | ... | The Great Gonzo / Zoot (voice) | |
| Eren Ozker | ... | Hilda / Wanda / Bruce Fox's Dancing Partner / Connie Stevens Muppet (voice) | |
| John Lovelady | ... | Bruce Fox / Rat (voice) | |
| Connie Stevens | ... | Herself | |
| Jerry Nelson | ... | Sgt. Floyd Pepper (voice) (uncredited) |
| Jim Henson | ... | Kermit the Frog / Rowlf the Dog / Beautiful Day Monster / Villain / Waldorf / Gloat / Newsman / Dr. Teeth / Turkish Whatnot (voice) | |
| Dave Goelz | ... | Miss Kitty / Lenny Lizard / Zoot the Sax Player / The Great Gonzo (voice) | |
| Joel Grey | ... | Himself | |
| Jane Henson | ... | Additional Muppets (as Jane Nebel Henson) | |
| Richard Hunt | ... | Boppity / Statler / Miss Piggy / Pig / Wayne / Mildred / Hat (voice) | |
| John Lovelady | ... | Snake Frackle / Baskerville the Hound / Villain / Crazy Harry (voice) | |
| Frank Oz | ... | Fozzie Bear / Miss Piggy / Sam the Eagle / Gorgon Heap / Villain / George / Mildred / Gloat / Banana (voice) | |
| Eren Ozker | ... | Green Frackle / Mary Louise / Janice / Muppet Lady / Wanda / Hilda (voice) |
| Jim Henson | ... | Kermit the Frog / Robot Kermit / Waldorf / Rowlf / The Newsman / Rowlf's Dancing Partner (voice) | |
| Frank Oz | ... | Miss Piggy / Fozzie Bear / Animal / Boppity / Sam the Eagle / Mildred / George the Janitor / Gogalala Jubilee Jugband Guitarist (voice) | |
| Jerry Nelson | ... | Sgt. Floyd Pepper / House / Paul / Pig / Whatnot (voice) | |
| Dave Goelz | ... | Zoot / Boppity / Jugband Member (voice) | |
| Eren Ozker | ... | Wanda / Boppity's Dancing Partner / Screaming Woman / Jugband Member (voice) | |
| John Lovelady | ... | House (voice) | |
| Ruth Buzzi | ... | Herself | |
| Richard Hunt | ... | Scooter / Statler / Sweetums / Wayne / Jugband Member / Miss Piggy / Miss Piggy's Dancing Partner (voice) |
| Jim Henson | ... | Kermit the Frog / Waldorf / Rowlf / The Newsman / The Muppaphones / Jim / Swedish Chef (voice) | |
| Frank Oz | ... | Miss Piggy / Fozzie Bear / Animal / Mildred / George / Sam the Eagle / Marvin Suggs / Frank / Animal's Dancing Partner (voice) | |
| Jerry Nelson | ... | Jerry / Pig Bartender / Announcer / Muppaphones / Whatnot (voice) | |
| Richard Hunt | ... | Miss Piggy / Statler / Sweetums / Wayne / Miss Piggy's Dancing Partner (voice) | |
| Dave Goelz | ... | Zoot / Full Body Whatnot / The Guru (Brewster) (voice) | |
| Eren Ozker | ... | Janice (voice) | |
| John Lovelady | ... | Additional Muppets (voice) | |
| Rita Moreno | ... | Herself |
| Jim Henson | ... | Kermit the Frog / Waldorf / Rowlf / Dr. Teeth / Newsman (voice) | |
| Frank Oz | ... | Miss Piggy / Fozzie Bear / Animal / Mildred / George / Sam the Eagle (voice) | |
| Jerry Nelson | ... | Baskerville / Shouting Lady / Shouting Lady's Dancing Partner / House / Indian (voice) | |
| Dave Goelz | ... | The Great Gonzo / Zoot the Sax Player (voice) | |
| Eren Ozker | ... | Hilda / Wanda / Janice / Rowlf's Dancing Partner (voice) | |
| John Lovelady | ... | House / Headless Dancer (voice) | |
| Richard Hunt | ... | Scooter / Statler / Chicken / Wayne (voice) | |
| Jim Nabors | ... | Himself |
| Jim Henson | ... | Kermit the Frog / Waldorf / Rowlf / Gloat (voice) | |
| Frank Oz | ... | Miss Piggy / Fozzie Bear / Mildred / George / Boppity / Borcellino / Male Koozbanian / Additional Muppets (voice) | |
| Jerry Nelson | ... | Sgt. Floyd Pepper / House / Lenny the Lizard (voice) | |
| Richard Hunt | ... | Statler / Sweetums / Wayne / Snake Frackle / Tiny (voice) | |
| Dave Goelz | ... | Zoot / Purple Heap / Miss Kitty / Brewster / Muppy / Borcellino Brother (voice) | |
| Eren Ozker | ... | Hilda / Rowlf's Dancing Partner / Droop (voice) | |
| John Lovelady | ... | House / Rats / Scoff (voice) | |
| Florence Henderson | ... | Herself |
| Jim Henson | ... | Kermit the Frog / Waldorf / Rowlf / The Newsman (voice) | |
| Frank Oz | ... | Fozzie Bear / Animal / Mildred / George / Sam the Eagle (voice) | |
| Jerry Nelson | ... | Whatnot Monster / Paul / Shouting Lady / Shouting Lady's Dancing Partner / Lineman / House / Frog (voice) | |
| Richard Hunt | ... | Miss Piggy / Scooter / Statler / Piggy's Dancing Partner / Frog / Ohboy Bird / Beautiful Day Monster (voice) | |
| Fran Brill | ... | Mary Louise (voice) | |
| Dave Goelz | ... | Dr. Bunsen Honeydew / Zoot / Paul 2 (voice) | |
| Eren Ozker | ... | Hilda / Wanda / Janice / Animal's Dancing partner (voice) | |
| John Lovelady | ... | Frog / House (voice) | |
| Paul Williams | ... | Himself |
| Jim Henson | ... | Kermit the Frog / Waldorf / Rowlf / One of the Students / Pretty Monster / Jugband Member (voice) | |
| Frank Oz | ... | Miss Piggy / Fozzie Bear / Animal / Mildred / George / Sam the Eagle / Jugband Member / Animal's Dancing Partner (voice) | |
| Jerry Nelson | ... | Whatnot Girl / Beautiful Day Monster / Jugband Number (voice) | |
| Richard Hunt | ... | Scooter / Statler / Miss Piggy / French Bread / Mary Louise / Mildred / Jugband Member / Piggy's Dancing Partner (voice) | |
| Fran Brill | ... | Pretty Woman (voice) | |
| Dave Goelz | ... | The Great Gonzo (voice) | |
| Eren Ozker | ... | Hilda / Janice / Banana / Jugband Member (voice) | |
| John Lovelady | ... | Announcer / Rat (voice) | |
| Charles Aznavour | ... | Himself |
| Jim Henson | ... | Kermit the Frog / Waldorf / Rowlf / Dr. Teeth / The Newsman (voice) | |
| Frank Oz | ... | Fozzie Bear / Animal / Mildred / George / Sam the Eagle / Animal's Dancing Partner / Patient / Baskerville / Pig (voice) | |
| Jerry Nelson | ... | Sgt. Floyd Pepper / Robin the Frog / Thog / T.R. Rooster / Announcer / Chicken / Whatnots / House / Crazy Harry (voice) | |
| Richard Hunt | ... | Miss Piggy / Statler / Miss Piggy's Dancing Partner (voice) | |
| Dave Goelz | ... | Zoot / Muppy (voice) | |
| Eren Ozker | ... | Wanda / Janice / Rowlf's Dancing Partner (voice) | |
| John Lovelady | ... | House (voice) | |
| Harvey Korman | ... | Himself |
| Jim Henson | ... | Kermit the Frog / Waldorf / Rowlf / Swedish Chef / Boppity / The Newsman (voice) | |
| Frank Oz | ... | Miss Piggy / Fozzie Bear / Animal / Mildred / George (voice) | |
| Richard Hunt | ... | Scooter / Statler / Miss Piggy / Miss Piggy's Dancing Partner (voice) | |
| Dave Goelz | ... | The Great Gonzo / Zoot (voice) | |
| Eren Ozker | ... | Hilda / Janice / Boppity's Dancing Partner (voice) | |
| John Lovelady | ... | Additional Muppets (voice) | |
| Peter Friedman | ... | Lead Mop (voice) | |
| Lena Horne | ... | Herself |
| Jim Henson | ... | Kermit the Frog / Waldorf / The Newsman / Boston Pops Conductor / Rowlf (voice) | |
| Frank Oz | ... | Miss Piggy / Fozzie Bear / Animal / Mildred / George / Sam the Eagle (voice) | |
| Richard Hunt | ... | Scooter / Statler / Miss Piggy / Wayne / Miss Piggy's Dancing Partner (voice) | |
| Dave Goelz | ... | Dr. Bunsen Honeydew / Zoot (voice) | |
| Eren Ozker | ... | Hilda / Wanda / Post-Transformation Singer / Janice / Rowlf's Dancing Partner (voice) | |
| John Lovelady | ... | Additional Muppets (voice) | |
| Peter Friedman | ... | Additional Muppets (voice) | |
| Cynthia Adler | ... | Cynthia Birdley (voice) | |
| Peter Ustinov | ... | Himself | |
| Fran Brill | ... | Pre-Transformation Singer (voice) (uncredited) |
| Jim Henson | ... | Kermit the Frog / Waldorf / Rowlf / Jugband Member / Miss Kitty / Miss Kitty's Dancing Partner (voice) | |
| Frank Oz | ... | Miss Piggy / Fozzie Bear / Mildred / George / Sam the Eagle (voice) | |
| Richard Hunt | ... | Statler / Miss Piggy / Wayne / Miss Piggy's Dancing Partner (voice) | |
| Dave Goelz | ... | The Great Gonzo / Zoot (voice) | |
| Eren Ozker | ... | Hilda / Wanda / Janice (voice) | |
| John Lovelady | ... | Announcer (voice) | |
| Peter Friedman | ... | Pa (voice) | |
| Cynthia Adler | ... | Duck (voice) | |
| Bruce Forsyth | ... | Himself |
| Jim Henson | ... | Kermit the Frog / Rowlf / Waldorf / The Newsman / The Swedish Chef (voice) | |
| Frank Oz | ... | Miss Piggy / Fozzie Bear / Animal / Mildred / George (voice) | |
| Richard Hunt | ... | Scooter / Statler / Sweetums / Pigs / Frog (voice) | |
| Dave Goelz | ... | The Great Gonzo / Muppy (voice) | |
| Eren Ozker | ... | Hilda / Janice / Rowlf's and Animal's Dancing Partners (voice) | |
| John Lovelady | ... | Crazy Harry / Frogs / Announcer / Rabbit / Whatnot (voice) | |
| Peter Friedman | ... | Crocodile / Banana (voice) | |
| Rollin Krewson | ... | Mary Louise (voice) | |
| Sandy Duncan | ... | Herself |
| Jim Henson | ... | Kermit the Frog / Waldorf / Rowlf / Swedish Chef / Droop / Singer (voice) | |
| Frank Oz | ... | Miss Piggy / Fozzie Bear / Animal / George / Mildred / Sam the Eagle (voice) | |
| Richard Hunt | ... | Miss Piggy / Scooter / Statler / Sweetums / Pigs / Boppity (voice) | |
| Dave Goelz | ... | The Great Gonzo / Zoot / Mildred / Behemoth (voice) | |
| Eren Ozker | ... | Droop's Dancing Partner / Janice (voice) | |
| John Lovelady | ... | Frogs / Monsters / Announcer (voice) | |
| Peter Friedman | ... | Andre the Artist (voice) | |
| Candice Bergen | ... | Herself |
| Jim Henson | ... | Various (voice) | |
| Frank Oz | ... | Various (voice) | |
| Avery Schreiber | ... | Himself |
| Jim Henson | ... | Kermit the Frog / Mahna Mahna / Waldorf / Flower Eating Monster / Rowlf / Swedish Chef (performer) / Dr. Teeth / Nigel / The Newsman / Ernie / Beautiful Day Monster / Villian / Gloat / Hamish / Robot Kermit / Dancer / The Muppaphones / Jim / 'Pretty' Monster / Student / Boppity / Miss Kitty / Female Whatnot's / Jugband Member / Singer / Shaky / Coldhopper / King / Big Mary Louise / Leo / Rover Joe / Eel / Tennis Ball's / Timmy Monster / Big Mama / Lenny Lizard / Link Hogthrob / Scientest / Beaver / Marvin / Fazoob / String Beens / Gypsy / Pig / Doctor Pig / News Pig / Doglion / Additional Muppets (voice) | |
| Ben Vereen | ... | Himself |
| Jim Henson | ... | Kermit the Frog / Mahna Mahna / Waldorf / Flower Eating Monster / Rowlf / Swedish Chef / Dr. Teeth / Nigel / The Newsman / Ernie / Beautiful Day Monster / Villian / Gloat / Hamish / Robot Kermit / Dancer / The Muppaphones / Jim / "Pretty" Monster / Student / Boppity / Miss Kitty / Female Whatnot's / Jugband Member / Singer / Shaky / Coldhopper / King / Big Mary Louise / Leo / Rover Joe / Eel / Tennis Ball's / Timmy Monster / Big Mama / Lenny Lizard / Link Hogthrob / Scientest / Beaver / Marvin / Fazoob / String Beens / Gypsy / Pig / Doctor Pig / News Pig / Doglion / Additional Muppets (voice) | |
| Frank Oz | ... | Miss Piggy, Fozzie Bear / Animal / Snowths / Mildred / George / Stole / Female Whatnot's, Bert, Swedish Chef, Gorgon Heap, Villian, Gloat, Banana, Sam the Eagle, Boppity, Janice, Jugband Member, Animal's Dancing Partner, Marvin Suggs, Frank, Borcellino, Male Koozbanian, Dancer's, Pig's, Baskerville, Patiant, Hugga Wugga, House, Mary Louise, Coldhopper, Two-Nosed Whatnot, Fozzie's Cousin, Scraggly Whatnot, Lead Gingerbread Man, Crocodile, Big Mary Louise, Tree, Fazoob, Zucchini Brother, Merdlidop, Doglion, Rooster, Swedish Pig, Additional Muppets (voice) | |
| Jerry Nelson | ... | Camilla / Sgt. Floyd Pepper / Robin the Frog / Crazy Harry / Uncle Deadly / Dr. Julius Strangepork / Pops / J.P. Grosse / Thog / Lew Zealand / Fleet Scribbler / Vend-a-Face / Miss. Mousey / Slim Wilson / T.R. the Rooster / Doglion / Mickey Moose / Baskerville / Zelda / Rowlf / Announcer / Additional Muppets (voice) | |
| Dave Goelz | ... | The Great Gonzo / Dr. Bunsen Honeydew / Zoot the Sax Player / Additional Muppets (voice) | |
| Eren Ozker | ... | Hilda / Janice / Trumpet Lady / Additional Muppets (voice) | |
| John Lovelady | ... | Additional Muppets (voice) | |
| Phyllis Diller | ... | Herself |
| Jim Henson | ... | Kermit the Frog / Waldorf / The Newsman / Gloat / Shaky Sanchez (voice) | |
| Frank Oz | ... | Fozzie Bear / Mildred / George the Janitor / Sam the Eagle / House (voice) | |
| Jerry Nelson | ... | Uncle Deadly / Pierre Lacousse / Vampire / Vampire's Dancing Partner / Tom (voice) | |
| Richard Hunt | ... | Scooter / Statler / Sweetums / Behemoth / Ghost / Wayne / Miss Kitty (voice) | |
| Dave Goelz | ... | The Great Gonzo / Gorgon Heap / Dick / Boppity (voice) | |
| Eren Ozker | ... | Hilda / Wanda / Female Ghost / House (voice) | |
| John Lovelady | ... | Ghost / Harry (voice) | |
| Vincent Price | ... | Himself |
| Jim Henson | ... | Kermit the Frog / Waldorf / Rowlf / Swedish Chef / Dr. Teeth / Nigel / The Newsman / Female Whatnot's / Singer / Clodhopper / Additional Muppets (voice) | |
| Frank Oz | ... | Miss Piggy / Fozzie Bear / Animal / Mildred / George / Female Whatnot's / Sam the Eagle / Animal's Dancing Partner / Clodhopper / Additional Muppets (voice) | |
| Jerry Nelson | ... | Sgt. Floyd Pepper / Uncle Deadly / Announcer / Additional Muppets (voice) | |
| Richard Hunt | ... | Scooter / Statler / Wayne / Mildred / Crazy Harry / Janice / Additional Muppets (voice) | |
| Dave Goelz | ... | The Great Gonzo / Zoot the Sax Player / Mildred / Additional Muppets (voice) | |
| Eren Ozker | ... | Hilda / Wanda / Trumpet Lady / Additional Muppets (voice) | |
| John Lovelady | ... | Crazy Harry / Easter Bernie / Additional Muppets (voice) | |
| Valerie Harper | ... | Herself |
| Jim Henson | ... | Kermit the Frog / Mahna Mahna / Waldorf / Flower Eating Monster / Rowlf / Swedish Chef (performer) / Dr. Teeth / Nigel / The Newsman / Ernie / Beautiful Day Monster / Villian / Gloat / Hamish / Robot Kermit / Dancer / The Muppaphones / Jim / 'Pretty' Monster / Student / Boppity / Miss Kitty / Female Whatnot's / Jugband Member / Singer / Shaky / Coldhopper / King / Big Mary Louise / Leo / Rover Joe / Eel / Tennis Ball's / Timmy Monster / Big Mama / Lenny Lizard / Link Hogthrob / Scientest / Beaver / Marvin / Fazoob / String Beens / Gypsy / Pig / Doctor Pig / News Pig / Doglion / Additional Muppets (voice) | |
| Mary Roos | ... | Herself | |
| Twiggy | ... | Herself |
| Jim Henson | ... | Kermit the Frog / Mahna Mahna / Waldorf / Flower Eating Monster / Rowlf / Swedish Chef (performer) / Dr. Teeth / Nigel / The Newsman / Ernie / Beautiful Day Monster / Villian / Gloat / Hamish / Robot Kermit / Dancer / The Muppaphones / Jim / 'Pretty' Monster / Student / Boppity / Miss Kitty / Female Whatnot's / Jugband Member / Singer / Shaky / Coldhopper / King / Big Mary Louise / Leo / Rover Joe / Eel / Tennis Ball's / Timmy Monster / Big Mama / Lenny Lizard / Link Hogthrob / Scientest / Beaver / Marvin / Fazoob / String Beens / Gypsy / Pig / Doctor Pig / News Pig / Doglion / Additional Muppets (voice) | |
| Richard Bradshaw | ... | Guest Puppeteer | |
| Ethel Merman | ... | Herself |
| Jim Henson | ... | Kermit the Frog / Mahna Mahna / Waldorf / Flower Eating Monster / Rowlf / Swedish Chef (performer) / Dr. Teeth / Nigel / The Newsman / Ernie / Beautiful Day Monster / Villian / Gloat / Hamish / Robot Kermit / Dancer / The Muppaphones / Jim / 'Pretty' Monster / Student / Boppity / Miss Kitty / Female Whatnot's / Jugband Member / Singer / Shaky / Coldhopper / King / Big Mary Louise / Leo / Rover Joe / Eel / Tennis Ball's / Timmy Monster / Big Mama / Lenny Lizard / Link Hogthrob / Scientest / Beaver / Marvin / Fazoob / String Beens / Gypsy / Pig / Doctor Pig / News Pig / Doglion / Additional Muppets (voice) | |
| Kaye Ballard | ... | Herself |
| Jim Henson | ... | Kermit the Frog / Mahna Mahna / Waldorf / Flower Eating Monster / Rowlf / Swedish Chef (performer) / Dr. Teeth / Nigel / The Newsman / Ernie / Beautiful Day Monster / Villian / Gloat / Hamish / Robot Kermit / Dancer / The Muppaphones / Jim / 'Pretty' Monster / Student / Boppity / Miss Kitty / Female Whatnot's / Jugband Member / Singer / Shaky / Coldhopper / King / Big Mary Louise / Leo / Rover Joe / Eel / Tennis Ball's / Timmy Monster / Big Mama / Lenny Lizard / Link Hogthrob / Scientest / Beaver / Marvin / Fazoob / String Beens / Gypsy / Pig / Doctor Pig / News Pig / Doglion / Additional Muppets (voice) | |
| Andres Bossard | ... | Himself (as Mummenschanz) | |
| Floriana Frassetto | ... | Herself (as Mummenschanz) | |
| Bernie Schürch | ... | Himself (as Mummenschanz) |
| Jim Henson | ... | Kermit the Frog / Mahna Mahna / Waldorf / Flower Eating Monster / Rowlf / Swedish Chef / Dr. Teeth / Nigel / The Newsman / Ernie / Beautiful Day Monster / Villian / Gloat / Hamish / Robot Kermit / Dancer / The Muppaphones / Jim / "Pretty" Monster / Student / Boppity / Miss Kitty / Female Whatnot's / Jugband Member / Singer / Shaky / Coldhopper / King / Big Mary Louise / Leo / Rover Joe / Eel / Tennis Ball's / Timmy Monster / Big Mama / Lenny Lizard / Link Hogthrob / Scientest / Beaver / Marvin / Fazoob / String Beens / Gypsy / Pig / Doctor Pig / News Pig / Doglion / Additional Muppets (voice) | |
| Frank Oz | ... | Miss Piggy, Fozzie Bear / Animal / Snowths / Mildred / George / Stole / Female Whatnot's, Bert, Swedish Chef, Gorgon Heap, Villian, Gloat, Banana, Sam the Eagle, Boppity, Janice, Jugband Member, Animal's Dancing Partner, Marvin Suggs, Frank, Borcellino, Male Koozbanian, Dancer's, Pig's, Baskerville, Patiant, Hugga Wugga, House, Mary Louise, Coldhopper, Two-Nosed Whatnot, Fozzie's Cousin, Scraggly Whatnot, Lead Gingerbread Man, Crocodile, Big Mary Louise, Tree, Fazoob, Zucchini Brother, Merdlidop, Doglion, Rooster, Swedish Pig, Additional Muppets (voice) | |
| Jerry Nelson | ... | Camilla / Sgt. Floyd Pepper / Robin the Frog / Crazy Harry / Uncle Deadly / Dr. Julius Strangepork / Pops / J.P. Grosse / Thog / Lew Zealand / Fleet Scribbler / Vend-a-Face / Miss. Mousey / Slim Wilson / T.R. the Rooster / Doglion / Mickey Moose / Baskerville / Zelda / Rowlf / Announcer / Additional Muppets (voice) | |
| Dave Goelz | ... | The Great Gonzo / Dr. Bunsen Honeydew / Zoot the Sax Player / Muppy / Beauregard / Mildred / Jugband Member / Luncheon Counter Monster / Ronald Duck / Cabbach / Zucchini Brother / Timmy Monster / Fozzie Bear / Additional Muppets (voice) | |
| Don Knotts | ... | Himself | |
| Faz Fazakas | ... | Additional Muppets (uncredited) |
| Jim Henson | ... | Kermit the Frog / Mahna Mahna / Waldorf / Flower Eating Monster / Rowlf / Swedish Chef / Dr. Teeth / Nigel / The Newsman / Ernie / Beautiful Day Monster / Villian / Gloat / Hamish / Robot Kermit / Dancer / The Muppaphones / Jim / "Pretty" Monster / Student / Boppity / Miss Kitty / Female Whatnot's / Jugband Member / Singer / Shaky / Coldhopper / King / Big Mary Louise / Leo / Rover Joe / Eel / Tennis Ball's / Timmy Monster / Big Mama / Lenny Lizard / Link Hogthrob / Scientest / Beaver / Marvin / Fazoob / String Beens / Gypsy / Pig / Doctor Pig / News Pig / Doglion / Additional Muppets (voice) | |
| Frank Oz | ... | Miss Piggy, Fozzie Bear / Animal / Snowths / Mildred / George / Stole / Female Whatnot's, Bert, Swedish Chef, Gorgon Heap, Villian, Gloat, Banana, Sam the Eagle, Boppity, Janice, Jugband Member, Animal's Dancing Partner, Marvin Suggs, Frank, Borcellino, Male Koozbanian, Dancer's, Pig's, Baskerville, Patiant, Hugga Wugga, House, Mary Louise, Coldhopper, Two-Nosed Whatnot, Fozzie's Cousin, Scraggly Whatnot, Lead Gingerbread Man, Crocodile, Big Mary Louise, Tree, Fazoob, Zucchini Brother, Merdlidop, Doglion, Rooster, Swedish Pig, Additional Muppets (voice) | |
| Jerry Nelson | ... | Camilla / Sgt. Floyd Pepper / Robin the Frog / Crazy Harry / Uncle Deadly / Dr. Julius Strangepork / Pops / J.P. Grosse / Thog / Lew Zealand / Fleet Scribbler / Vend-a-Face / Miss. Mousey / Slim Wilson / T.R. the Rooster / Doglion / Mickey Moose / Baskerville / Zelda / Rowlf / Announcer / Additional Muppets (voice) | |
| Dave Goelz | ... | The Great Gonzo / Dr. Bunsen Honeydew / Zoot the Sax Player / Muppy / Beauregard / Mildred / Jugband Member / Luncheon Counter Monster / Ronald Duck / Cabbach / Zucchini Brother / Timmy Monster / Fozzie Bear / Additional Muppets (voice) | |
| Zero Mostel | ... | Himself | |
| Richenda Carey | ... | Queen (uncredited) (voice) | |
| Faz Fazakas | ... | Additional Muppets (uncredited) |
| Milton Berle | ... | Himself | |
| Abby Hadfield | ... | Zelda Rose / Scoff / Female Back-Up Singers (uncredited) |
| Rich Little | ... | Himself |
| Judy Collins | ... | Herself |
| Nancy Walker | ... | Herself |
| Edgar Bergen | ... | Himself |
| Steve Martin | ... | Himself |
| Madeline Kahn | ... | Herself |
| Jim Henson | ... | Kermit the Frog / Mahna Mahna / Waldorf / Flower Eating Monster / Rowlf / Swedish Chef / Dr. Teeth / Nigel / The Newsman / Ernie / Beautiful Day Monster / Villian / Gloat / Hamish / Robot Kermit / Dancer / The Muppaphones / Jim / "Pretty" Monster / Student / Boppity / Miss Kitty / Female Whatnot's / Jugband Member / Singer / Shaky / Coldhopper / King / Big Mary Louise / Leo / Rover Joe / Eel / Tennis Ball's / Timmy Monster / Big Mama / Lenny Lizard / Link Hogthrob / Scientest / Beaver / Marvin / Fazoob / String Beens / Gypsy / Pig / Doctor Pig / News Pig / Doglion / Additional Muppets (voice) | |
| Frank Oz | ... | Miss Piggy, Fozzie Bear / Animal / Snowths / Mildred / George / Stole / Female Whatnot's, Bert, Swedish Chef, Gorgon Heap, Villian, Gloat, Banana, Sam the Eagle, Boppity, Janice, Jugband Member, Animal's Dancing Partner, Marvin Suggs, Frank, Borcellino, Male Koozbanian, Dancer's, Pig's, Baskerville, Patiant, Hugga Wugga, House, Mary Louise, Coldhopper, Two-Nosed Whatnot, Fozzie's Cousin, Scraggly Whatnot, Lead Gingerbread Man, Crocodile, Big Mary Louise, Tree, Fazoob, Zucchini Brother, Merdlidop, Doglion, Rooster, Swedish Pig, Additional Muppets (voice) | |