Steve Whitmire as Kermit the Frog / Beaker / Rizzo the Rat / Statler (voice)

Eric Jacobson as Miss Piggy / Fozzie Bear / Animal (voice)

Dave Goelz as Gonzo / Waldorf (voice)

Bill Barretta as Dr. Teeth / Pepe the King Prawn / Swedish Chef (voice)

David Rudman as Scooter / Janice (voice)

Matt Vogel as Camilla the Chicken (voice)

Jerry Nelson as Sgt. Floyd Pepper (voice)

Jeff Ross as Director

Danielle Phelan as PA

David Alan Barclay as Additional Muppet Performer (voice)

Tim Blaney as Additional Muppet Performer (voice)

BJ Guyer as Additional Muppet Performer (voice)

Bruce Lanoil as Additional Muppet Performer (voice)

Lara MacLean as Additional Muppet Performer (voice)

Michelan Sisti as Additional Muppet Performer (voice)

Ogie Banks as The Announcer

Paul McGinnis as Additional Muppet Performer (voice)

Selena Gomez as Self

Dylan Sprouse as Self/Zack Martin

Cole Sprouse as Self/Cody Martin

Ashley Tisdale as Self

Brenda Song as Self/London Tipton

Miley Cyrus as Self

Billy Ray Cyrus as Self

Moisés Arias as Self

Jake T. Austin as Self

David Henrie as Self

Phill Lewis as Self/Mr. Moseby

Jason Earles as Self

Jason Dolley as Self

Joe Jonas as Self

Kevin Jonas as Self

Nick Jonas as Self

Sabrina Bryan as Self

Kiely Williams as Self

Adrienne Bailon-Houghton as Self