Jim Henson

Bob Bergen

Wembley Fraggle (voice)

Townsend Coleman

Gobo Fraggle / Architect / Wrench (voice)

Barbara Goodson

Red Fraggle / Wingnut (voice)

Mona Marshall

Mokey Fraggle / Cotterpin (voice)

Rob Paulsen

Boober Fraggle / Sprocket / Marjory (voice)

Patrick Pinney

Uncle Traveling Matt / Pa Gorg / Flange (voice)

Michael Laskin

Junior Gorg (voice)

Patty Parris

Ma Gorg (voice)

John Stephenson

Doc / Philo / Gunge (voice)

Stuart M. Rosen

Storyteller (voice)