Tim Curry
Narrator (voice)
Joey Mazzarino
Joe Marley / Joey Dickens / Lightning (voice)
Kevin Clash
i-SAM / Elmo (voice)
Caroll Spinney
Oscar the Grouch / Big Bird (voice)
Kristin Chenoweth
Christmas Carol (voice)
Rickey Boyd
Rhubarb the Grouch (voice)
Matt Vogel
Additional Muppet Performer (voice)
Jim Martin
Additional Muppet Performer (voice)
Frank Oz
Bert (voice) (archive footage)
Jim Henson
Ernie (voice) (archive footage)
Martin P. Robinson
Snuffy (voice) (archive footage)
Pam Arciero
Additional Muppet Performer (voice) (archive footage)
Fran Brill
Additional Muppet Performer (voice) (archive footage)
Alice Dinnean
Additional Muppet Performer (voice) (archive footage)
Eric Jacobson
Additional Muppet Performer (voice) (archive footage)
Peter Linz
Additional Muppet Performer (voice) (archive footage)
Noel MacNeal
Additional Muppet Performer (voice) (archive footage)
Jerry Nelson
Additional Muppet Performer (voice) (archive footage)
Carmen Osbahr
Additional Muppet Performer (voice) (archive footage)
David Rudman
Additional Muppet Performer (voice) (archive footage)
John Tartaglia
Additional Muppet Performer (voice) (archive footage)
Steve Whitmire
Additional Muppet Performer (voice) (archive footage)
Bryant Young
Additional Muppet Performer (voice) (archive footage)
Carlo Alban
Carlo (archive footage)
Alison Bartlett
Gina (archive footage)
Desiree Casado
Gabi (archive footage)
Emilio Delgado
Luis (archive footage)
Will Lee
Mr. Hooper (archive footage)
Loretta Long
Susan (archive footage)
Sonia Manzano
Maria (archive footage)
Bob McGrath
Bob (archive footage)
Roscoe Orman
Gordon (archive footage)
Imani Patterson
Miles (archive footage)
David Langston Smyrl
Mr. Hanford (archive footage)
Charles Edward Hall
Santa Claus (archive footage)
Mark Aaron Beckett
Self (archive footage)
B. David Whithworth
Self (archive footage)
Glenny T
Self (archive footage)
Tony Zeke
Self (archive footage)
Calvin Powell
Self (archive footage)
Brian Gore
Snowman (voice) (uncredited)
