Eric Jacobson

Grover / Bert / Grover's Mommy (voice)

Kevin Clash

Elmo (voice)

Caroll Spinney

Big Bird / Oscar (voice)

Steve Whitmire

Ernie (voice)

David Rudman

Cookie Monster (voice)

Jerry Nelson

Mr. Johnson / Fred the Wonder Horse / Maurice Monster (voice)

Joey Mazzarino

Frank the Elephant / Penguin (voice)

Fran Brill

Zoe (voice)

Frank Oz

Grover (voice) (archive footage)

Lena Horne

Roger Ebert