Rashida Jones
CDE Executive
Steve Whitmire
Kermit the Frog / Beaker / Statler / Rizzo / Link Hogthrob / The Newsman (voice)
Eric Jacobson
Miss Piggy / Fozzie Bear / Animal / Sam Eagle / Marvin Suggs (voice)
Dave Goelz
Gonzo / Dr. Bunsen Honeydew / Zoot / Beauregard / Waldorf / Kermit Moopet (voice)
Bill Barretta
Swedish Chef / Rowlf / Dr. Teeth / Pepe The Prawn / Bobo / Foozie Bear / Whatnot Farmer / Muppet Gary (voice)
David Rudman
Scooter / Janice / Miss Poogy / Wayne (voice)
Matt Vogel
Sgt. Floyd Pepper / Camilla / Sweetums / 80's Robot / Lew Zealand / Uncle Deadly / Roowlf / Crazy Harry (voice)
Peter Linz
Walter (voice)
Zach Galifianakis
Hobo Joe
Ken Jeong
'Punch Teacher' Host
Eddie « Piolin » Sotelo
TV Executive
Raymond Ma
Elderly Asian Man
Shu Lan Tuan
Elderly Asian Woman
Donald Glover
Junior CDE Executive
Dahlia Waingort
TV Executive
Jonathan Palmer
Reporter One
Michael Albala
TV Executive
Julia Marie Franzese
'Punch Teacher' Kid
Connor Gallagher
Gary Age 9
Cameron Kasal
Laughing Kid
Justin Tinucci
Laughing Kid
Aria Noelle Curzon
Waitress
Emily Blunt
Miss Piggy's Receptionist
Leslie Feist
Smalltown Resident
Mickey Rooney
Smalltown Resident
Tyler Bunch
Fozzie Moopet / Thog / Additional Muppet Performer (voice)
Bruce Lanoil
Additional Muppet Performer (voice)
Michelan Sisti
Additional Muppet Performer (voice)
Paul McGinnis
Additional Muppet Performer (voice)
Greg Ballora
Additional Muppet Performer (voice)
David Alan Barclay
Additional Muppet Performer (voice)
Tim Blaney
Additional Muppet Performer (voice)
Kevin Carlson
Additional Muppet Performer (voice)
Leslie Carrara-Rudolph
Additional Muppet Performer (voice)
Kristin Charney
Additional Muppet Performer (voice)
Nathan Danforth
Additional Muppet Performer (voice)
Alice Dinnean
Afghan Hound / Wanda / Additional Muppet Performer (voice)
Julia Gunn
Additional Muppet Performer (voice)
B.J. Guyer
Additional Muppet Performer (voice)
Tanya Haden
Additional Muppet Performer (voice)
Patrick Johnson
Additional Muppet Performer (voice)
Sean W. Johnson
Additional Muppet Performer (voice)
Len Levitt
Additional Muppet Performer (voice)
James Murray
Additional Muppet Performer (voice)
Michael Oosterom
Additional Muppet Performer (voice)
Karen Prell
Additional Muppet Performer (voice)
Mike Quinn
Additional Muppet Performer (voice)
David Skelly
Additional Muppet Performer (voice)
Andy Stone
Additional Muppet Performer (voice)
Art Vega
Additional Muppet Performer (voice)
Alex Villa
Additional Muppet Performer (voice)
Chase Woolner
Additional Muppet Performer (voice)
Jack Black
Self (uncredited)
Mike Carlucci
Scout Troop Leader (uncredited)