Sesame Street: Elmo Says BOO!

Jerry Nelson

The Count

Kevin Clash

Elmo

Martin P. Robinson

Telly

David Rudman

Baby Bear / Davey Monkey

Joey Mazzarino

Joey Monkey / Darknut

Carmen Osbahr

Rosita

Peter Linz

Additional Muppets (voice)

Frank Oz

Bert (voice)

Richard Hunt

Kermit the Forg / Frazzletone (archive footage)

Jim Henson

Ernie / Harvey Monster (voice) (archive footage)

Julia Roberts

Self

Lillias White

Self

Joseph Brancale

Cecilia Gonzalez

Eileen Gonzales

Melissa Remo

Nicholas Sullivan

Christopher Cerf

Chrissy (voice) (uncredited)

Joe Raposo

Songs

Tony Geiss

Songs

Annie Evans

Writer

Emily Kingsley

Writer

Emily Squires

Director

Nancy Kanter

Executive Producer

Owe Gustafson

Animation