Big Bird worries when Oscar tells him that if Santa Claus can't fit down the chimney on Christmas Eve, nobody would get presents.
Caroll Spinney
as Big Bird / Oscar the Grouch (voice)
Jim Henson
as Kermit the Frog / Ernie (voice)
Frank Oz
as Bert / Cookie Monster / Grover (voice)
Jerry Nelson
as Snuffy / The Count (voice)
Richard Hunt
as Ernie (assistant) / Additional Muppets (voice)
Bob McGrath
as Bob
Debbie Chen
as Patty
Will Lee
as Mr. Hooper
Northern Calloway
as David
Linda Bove
as Linda
Loretta Long
as Susan
Sonia Manzano
as Maria
