Jim Henson
Kermit the Frog / Rowlf the Dog / Dr. Teeth / Waldorf / Swedish Chef / The Muppet Newsman
Frank Oz
Miss Piggy / Fozzie Bear / Sam the Eagle / Animal (voice)
Dave Goelz
Gonzo / Beauregard / Zoot / Dr. Bunsen Honeydew / Lobbuck Lou
Jerry Nelson
Floyd Pepper / Pops / Lew Zealand / Crazy Harry / Louis Kazager
Richard Hunt
Scooter / Statler / Sweetums / Janice / Beaker / Bubba
Steve Whitmire
Rizzo the Rat / Lips (voice)
Charles Grodin
Nicky Holiday
Diana Rigg
Lady Holiday
John Cleese
Neville
Jack Warden
Mike Tarkenian
Robert Morley
British Gentleman by Pond
Peter Ustinov
Truck Driver
Caroll Spinney
Oscar the Grouch (voice)
Susan Backlinie
Charkie's Water Ballet Performer
Joan Sanderson
Dorcas
Peter Falk
Tramp
Danny John-Jules
Street Dancer
Erica Creer
Marla
Kate Howard
Carla
Della Finch
Darla
Michael Robbins
Henderson
Peter Hughes
Stanley
Peggy Aitchison
Guard
Tommy Godfrey
Bus Conductor
Valli Kemp
2nd Model
Mike Quinn
Muppet Performer