Sesame Street: Elmo's World: Summer Vacation (2008)

Frank Biondo

Self

Fran Brill

Muppet Performer (voice)

Kevin Clash

Elmo (voice)

Eric Jacobson

Bert (voice)

John E. Kennedy

Muppet Performer (voice)

Peter Linz

Seagull / Bird (voice)

Dick Maitland

Slimey (voice)

Jim Martin

Oscar the Grouch (assistant)

Joey Mazzarino

Muppet Performer (voice) (as Joseph Mazzarino)

Jerry Nelson

Count von Count (voice)

Carmen Osbahr

Muppet Performer (voice)

Martin P. Robinson

Slimey

Caroll Spinney

Big Bird / Oscar the Grouch (voice)

Matt Vogel

Big Bird (assistant)

Steve Whitmire

Ernie (voice)