The Muppets

Jason Segel

Gary

Amy Adams

Mary

Chris Cooper

Tex Richman

Rashida Jones

CDE Executive

Steve Whitmire

Kermit / Beaker / Statler / Rizzo / Link / Newsman (voice)

Peter Linz

Walter (voice)

Eric Jacobson

Miss Piggy / Fozzie / Animal / Sam Eagle / Marvin Suggs (voice)

Dave Goelz

Gonzo / Honeydew / Zoot / Beauregard / Waldorf (voice)

Bill Barretta

Swedish Chef / Rowlf / Teeth / Pepe / Bobo / Muppet Gary (voice)

David Rudman

Scooter / Janice / Miss Poogy / Wayne (voice)

Matt Vogel

Pepper / Camilla / Sweetums / Robot / Deadly / Harry (voice)

Alan Arkin

Tour Guide

Bill Cobbs

Grandfather

Zach Galifianakis

Hobo Joe

Ken Jeong

Punch Teacher Host

Jim Parsons

Human Walter

Eddie Pepitone

Postman

Kristen Schaal

Moderator

Sarah Silverman

Greeter

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

Don Yanan

Reporter Two

Michael Albala

TV Executive

Julia Marie Franzese

Punch Teacher Kid

Gunnar Smith

Gary Age 6

Connor Gallagher

Gary Age 9

Justin Marco

Gary Age 13

Cameron Kasal

Laughing Kid

Justin Tinucci

Laughing Kid

Alex Long

Laughing Kid

Aria Noelle Curzon

Waitress

Emily Blunt

Miss Piggy's Receptionist

James Carville

James Carville

Leslie Feist

Smalltown Resident

Whoopi Goldberg

Whoopi Goldberg

Selena Gomez

Selena Gomez