Cast[]
- Clifford the Big Red Dog as Jariel
- Digit as Buster Baxter
- Emily Elizabeth as Velma
- Elmo as Baljieet
- Riff as Nelson Muntz
- Pal as Santa's Little Helper
- D.W. as Daphne Blake
- Mr. Conductor as Stu Pickles
- Stacy Jones as Didi Pickles
- Mr. Condcutor (GC) as Batman
- Big Bird as Robin
- Princess Presto as Elizabeth Hoover
- BJ as Alvin
- Toby as Boris Kropotkin
- Flora as Minka Kropotkin
- Dr. Two-Brains as Mr. Burns
- Birthday Girl as Jessica Lovejoy
- Nadine as Adyson Sweetwater
- Alan "Brain" Powers as Martin Prince
- Schemer as Moe
- Grandpa Dave as Grandpa Lou
- Grandma Thora as Lulu Pickles