Sesame Street's 25th Birthday: A Musical Celebration

Caroll Spinney

Big Bird / Oscar the Grouch (voice)

Frank Oz

Bert / Grover / Cookie Monster (voice)

Martin P. Robinson

Telly Monster (voice)

Fran Brill

Prarie Dawn (voice)

Jerry Nelson

The Count / The Amazing Mumford / Herry Monster / Biff (voice)

Kevin Clash

Elmo / Baby Natasha / Hoots the Owl (voice)

David Rudman

Chicago Lion / Humphrey / Davey Monkey (voice)

Joey Mazzarino

Joey Monkey (voice)

James J. Kroupa

Bird in La La Line (voice)

Pam Arciero

Muppet Performer (voice)

Noel MacNeal

Muppet Performer (voice)

?

Bryant Young

Muppet Performer (voice)

Richard Hunt

Gladys the Cow (voice) (archive footage)

Jim Henson

Ernie / Kermit the Frog / Guy Smiley (archive footage) (voice)

Alison Bartlett

Gina Jefferson