Kevin Clash

Character: Elmo / Baby Natasha (voice)

Bill Barretta

Character: Louie (voice)

Steve Whitmire

Character: Ernie (voice)

Eric Jacobson

Character: Bert (voice)

Dick Maitland

Character: Slimey (voice)

Caroll Spinney

Character: Oscar the Grouch (voice)

Roscoe Orman

Character: Gordon Robinson

Fran Brill

Character: Zoe (voice) (archive footage)

Jerry Nelson

Character: Herry Monster (voice)

Leslie Carrara-Rudolph

Character: Abby Cadabby (voice)

Martin P. Robinson

Character: Telly Monster (voice)

David Rudman

Character: Martian / Baby Bear / Humphrey (voice)

Joey Mazzarino

Character: Cousin Bear (voice)

Carmen Osbahr

Character: Rosita (voice)