Elenco - Sesame Street: Sing Yourself Sillier at the Movies
Martin P. Robinson
Telly Monster / Monty (voice)
Caroll Spinney
Oscar the Grouch (voice)
Judy Sladky
Alice Snuffleupagus (voice) (archive footage)
Annette Calud
Celina (archive footage)
Lexine Bondoc
Lexine (archive footage)
Bob McGrath
Bob Johnson (archive footage)
David Rudman
Humphrey (voice) (archive footage)
Joey Mazzarino
Ingrid (voice) (archive footage)
Kevin Clash
Natasha (voice) (archive footage)