Michael CaineEbenezer Scrooge
Dave GoelzThe Great Gonzo as Charles Dickens / Robert Marley / Dr. Bunsen Honeydew / Betina Cratchit / Rat / Zoot (voice)
Steve WhitmireKermit the Frog as Bob Cratchit / Rizzo the Rat / Beaker / Bean Bunny / Belinda Cratchit / Beetle / Lips / Pig Gentleman (voice)
Jerry NelsonTiny Tim Cratchit / Jacob Marley / Ghost of Christmas Present / Lew Zealand / Ma Bear / Mouse / Mr. Applegate / Penguin / Pig Gentleman / Pops / Rat (voice)
Frank OzMiss Piggy as Emily Cratchit / Fozzie Bear as Fozziewig / Sam the Eagle as Headmaster of Junior High Graduates / Animal / George the Janitor / Horse and Carriage Driver / Vegetable Salesman (voice)
David RudmanRat / Peter Cratchit / Old Joe / Swedish Chef (voice)