Jerry Nelson

Herry Monster (voice) / Frazzle (voice) / Maurice Monster (voice) / Two-Headed Monster (left half) (voice) / Announcer (voice)

Acting

Kevin Clash

Elmo (voice)

Acting

Frank Oz

Cookie Monster (voice) / Grover (voice) / Clancy (voice)

Acting

Cheryl Blaylock

Acting

Ed Christie

Acting

Jim Henson

Harvey Monster (voice)

Directing

Richard Hunt

Stuie Monster (voice) / Lavender Frazzletone (voice) / Two-Headed Monster (right half) (voice) / Furline Huskie (voice) / Kermit the Frog (voice)

Acting

Rick Lyon

Acting

Jim Martin

Directing

Brian Muehl

Acting

Martin P. Robinson

Herry's Father (voice)

Acting

David Rudman

Herry's Granny (voice) / Herry's Mother (voice)

Acting

Caroll Spinney

Oscar the Grouch (voice)

Acting