Dave Goelz

Zoot (voice) / Boober (voice) / Gonzo (voice) / others (voice)

Louise Gold

Annie Sue (voice)

Karen Prell

Red (voice) / Great Grandmother Bunny (voice)

Frank Oz

Grover (voice) / Cookie Monster (voice) / others (voice)

Fran Brill

Prairie Dawn (voice) / Zoe (voice)

Martin P. Robinson

Telly Monster (voice)

Caroll Spinney

Big Bird (voice) / Oscar the Grouch (voice)

Steve Whitmire

Ernie (voice) / Kermit (voice) / Rizzo (voice) / others (voice)

Kathryn Mullen

Mokey (voice)