Jim Henson

Kermit the Frog / Rowlf / Dr. Teeth / Waldorf / Swedish Chef / Ernie / Granny / Horse & Carriage Rider / Link Hogthrob / The Newsman (voice)

Frank Oz

Miss Piggy / Fozzie / Animal / Bert / Cookie Monster / Ocean Breeze Soap Board Member / Sam the Eagle (voice)

Dave Goelz

Gonzo / Chester - Rat / Bill - Frog / Zoot / Beauregard / Dog / Dr. Bunsen Honeydew / Penguin (voice)

Steve Whitmire

Rizzo the Rat / Gill - Frog / Baby Kermit / Chicken / College Student in Audience / Dog / Lew Zealand (voice)

Richard Hunt

Scooter / Statler / Janice / Beaker / Dog (voice)

Jerry Nelson

Camilla / Lew Zealand / Floyd / Bear / Chicken / Crazy Harry / Dog / Dr. Julias Strangepork / Granny / Penguin / Pops / The Count (voice)

Juliana Donald

Jenny

Lonny Price

Ronnie

Louis Zorich

Pete

Art Carney

Bernard Crawford

James Coco

Mr. Skeffington

Dabney Coleman

Martin Price

Gregory Hines

Rollerskater

Linda Lavin

Kermit's Doctor

Joan Rivers

Perfume Saleswoman

Elliott Gould

Cop in Pete's

Liza Minnelli

Self

Brooke Shields

Customer in Pete's

Frances Bergen

Leonard Winesop's Receptionist

Ed Koch

Self (as The Honorable Edward I. Koch)

John Landis

Leonard Winesop

Kathryn Mullen

Jill the Frog (voice)

Karen Prell

Yolanda the Rat / Frank the Dog / Helpful Woman in Park (voice)

Brian Muehl

Tatooey the Rat / Bear / Dog (voice)

James J. Kroupa

Additional Muppet Performer (voice)

David Rudman

Additional Muppet Performer (voice)

Martin P. Robinson

Additional Muppet Performer / College Student in Audience / Bear

Gates McFadden

Mr. Price's Secretary

Alice Spivak

Costumer in Pete's

John Eric Bentley

Train Conductor

Ron Foster

Man in Winesop's Office

Michael Hirsch

Man in Winesop's Office

Vic Polizos

Construction Worker

Kenneth McGregor

Construction Worker

Paul Stolarsky

Aquacade Announcer

Mary Kay Adams

Woman in Crawford's Office

Michael Bertolini

Additional Muppet Performer (voice)

Cheryl Blaylock

Additional Muppet Performer (voice)

Fran Brill

Additional Muppet Performer / News Reporter (voice)

Ralph Cole Jr.

Roller Skater

Faz Fazakas

Additional Muppet Performer (voice)

Brian Henson

Additional Muppet Performer (voice)

Heather Henson

Additional Muppet Performer (voice)

Rollie Krewson

Additional Muppet Performer (voice)

David Lazer

Customer at Sardi's

Ronn Lucas

Additional Muppet Performer (voice)

Sonia Manzano

Customer at Sardi's

Antone Pagán

Customer in Diner

Thomas E. van Dell

Theatre Patron

Jim Martin

Additional Muppet Performer (voice)

Catherine Scorsese

Extra (uncredited)

Charles Scorsese

Extra (uncredited)