Scred (voice)
Aloysius Snuffleupagus
Self - Guest
Floyd Pepper, Dr. Julius Strangepork, Pops, Robin the Frog, Lew Zealand, Louis Kazagger, Chicken, Crazy Harry (voice)
Gobo Fraggle / Marjory the Trash Heap / Pa Gorg / Uncle Gobo Fraggle / Mervin Merggle / Fishface / Parrot / Architect Doozer / Feenie Fraggle / Radio Announcers (voice)
Statler / Jowls / Mama Fiama
Floyd Pepper / Robin the Frog / Crazy Harry / Lew Zealand / Camilla / Dr. Bunsen Honeydew (assistant) (voice)
Telethon Announcer (voice) (uncredited)
Announcer (voice) (uncredited)
General Public
High Priestess / Dying Emperor (voice)
Tiny Tim Cratchit / Jacob Marley / Ghost of Christmas Present / Lew Zealand / Ma Bear / Mouse / Mr. Applegate / Penguin / Pig Gentleman / Pops / Rat (voice)
Monk
Floyd Pepper / Pops / Lew Zealand / Crazy Harry / Louis Kazager
Self (archive footage)
Count / Pestie / Grouch Mayor / Grouch Cop (voice)
Robin the Frog (voice)
Count von Count / Herry Monster / Additional Muppets (voice)
Floyd Pepper (voice only in the first episode)
Statler / Blind Pew / Mad Monty / Floyd Pepper / Lew Zealand / Tomato / Pirate / Skulls / Trelawney's Butler / Screaming Cat (voice)
Robin / Statler / Ubergonzo (voice)
Camilla / Count von Count / Crazy Harry / Dr. Julius Strangepork / Lew Zealand / Robin the Frog / Louis Kazagger / Sgt. Floyd Pepper / Two-Headed Monster (Frank) / Gobo Fraggle
Count von Count / Herry Monster (voice)
The Count / The Amazing Mumford / Herry Monster / Biff (voice)