Jim Henson

Kermit the Frog / Rowlf the Dog / Dr. Teeth / Waldorf / Swedish Chef / The Muppet Newsman / Zeke / Man in Dubonnet Club

Frank Oz

Miss Piggy / Fozzie Bear / Animal / Sam the Eagle / Gramps / Swedish Chef (voice)

Dave Goelz

The Great Gonzo / Beauregard / Zoot / Dr. Bunsen Honeydew / Lobbuck Lou / Singing Food (voice)

Jerry Nelson

Sergeant Floyd Pepper / Pops / Lew Zealand / Louis Kazagger / Bellhop Rat / Slim Wilson / "Dirty Bird" / Man in Park

Richard Hunt

Scooter / Statler / Sweetums / Janice / Beaker / Bellhop Rat / Bubba / Gramps / Monster / Singing Food / Cab Driver

Charles Grodin

Nicky Holiday

Diana Rigg

Lady Holiday

John Cleese

Neville

Robert Morley

British Gentleman by Pond

Peter Ustinov

Truck Driver

Jack Warden

Mike Tarkenian

Steve Whitmire

Rizzo the Rat / Lips / Bellhop Rat / Monster / Singing Food / Zeke (voice)

Louise Gold

Annie Sue Pig / Chicken / Lou / Singing Food / Lady Holiday's Secretary / Pigeon Sounds / Dubonnet Club Dancer

Kathryn Mullen

Chickens / Gaffer the Cat / Monster / Singing Food / Passenger in Cab / Pigeon Sounds

Bob Payne

Muppet Performer / Bellhop Rat