Jim Henson

Kermit the Frog, Waldorf, Rowlf the Dog, Link Hogthrob, The Swedish Chef, Dr. Teeth, The Newsman (voice)

Frank Oz

Miss Piggy / Fozzie Bear / Animal / Sam Eagle / Marvin Suggs / George the Janitor (voice)

Jerry Nelson

Floyd Pepper, Dr. Julius Strangepork, Pops, Robin the Frog, Lew Zealand, Louis Kazagger, Chicken, Crazy Harry (voice)

Dave Goelz

Gonzo / Zoot / Beauregard / Dr. Bunsen Honeydew (voice)

Richard Hunt

Statler, Scooter / Janice / Beaker / Wayne / Sweetums (voice)

Eren Ozker

Hilda / Wanda / Janice (voice)

Louise Gold

Annie Sue Pig / Additional Muppets (voice)

Kathryn Mullen

Additional Muppets (voice)

Steve Whitmire

Additional Muppets (voice)

Karen Prell

Additional Muppets (voice)

Brian Muehl

Additional Muppets (voice)

Bob Payne

Additional Muppets (voice)

Bruce Schwartz

Guest Puppeteer

John Lovelady

Rats / Scoff / House (voice)

Peter Friedman

Crocodile / Banana (voice)

Graham Fletcher

Ballerina Pig (voice) (uncredited)

Bernadette Peters

Self - Special Guest Star

Nancy Walker

Self - Special Guest Star

Dom DeLuise

Self - Special Guest Star

Rich Little

Self - Special Guest Star

Milton Berle

Self - Special Guest Star

Don Knotts

Self - Special Guest Star

Madeline Kahn

Self - Special Guest Star

Edgar Bergen

Self - Special Guest Star

Teresa Brewer

Self - Special Guest Star

John Cleese

Self - Special Guest Star

Cloris Leachman

Self - Special Guest Star

Zero Mostel

Self - Special Guest Star

Rudolf Nureyev

Self - Special Guest Star

Cleo Laine

Self - Special Guest Star

Jim Henson

Yaratıcı, Yazar, Yapımcı

Peter Harris

Yönetmen

Philip Casson

Yönetmen

Jerry Juhl

Yazar

Don Hinkley

Yazar

Chris Langham

Yazar

David Odell

Yazar

Joseph A. Bailey

Yazar

Jack Burns

Yazar, Yapımcı

Marc London

Yazar

Jim Thurman

Yazar