Kevin Clash

Elmo / Baby Natasha (voice)

Bill Barretta

Louie (voice)

Steve Whitmire

Ernie (voice)

Eric Jacobson

Bert (voice)

Caroll Spinney

Oscar the Grouch (voice)

Roscoe Orman

Gordon Robinson

Fran Brill

Zoe (voice) (archive footage)

Jerry Nelson

Herry Monster (voice)

Leslie Carrara-Rudolph

Abby Cadabby (voice)

Martin P. Robinson

Telly Monster (voice)

David Rudman

Martian / Baby Bear / Humphrey (voice)

Joey Mazzarino

Cousin Bear (voice)

Carmen Osbahr

Rosita (voice)