Sonia Manzano
Maria
Caroll Spinney
Big Bird / Oscar (voice)
Jim Henson
Kermit / Ernie / Bip Bippadotta (voice)
Frank Oz
Bert / Grover / Cookie Monster (voice)
Fran Brill
"OP" Family Song (voice)
Jerry Nelson
"OP" Family Song / Farley / Two-Headed Monster (voice)
Richard Hunt
Two-Headed Monster (voice)
Martin P. Robinson
Old MacDougal / Rocky (voice)
Kevin Clash
Sam / Ferlinghetti Donizetti (voice)
Pam Arciero
Pammy / Honkers (voice)