Jerry Nelson

Mad Monty / Boar / Lew Zealand / Shrimp / Whatnots (voice)

Kevin Clash

Bad Polly / Spa'am (voice)

Bill Barretta

Clueless Morgan (voice)

Camille Bonora

Female Pirate (voice)

Steve Whitmire

Kermit the Frog / Rizzo the Rat / Pig (voice)

Martin P. Robinson

Shark / Big Snort (voice)

Peter Linz

Additional Muppets (voice)

Joey Mazzarino

Additional Muppets (voice)

Carmen Osbahr

Additional Muppets (voice)

Dave Goelz

The Great Gonzo (voice) (archive footage)

John E. Kennedy

Additional Muppets (voice)