Jerry Nelson

Gobo Fraggle / Pa Gorg (voice)

Dave Goelz

Boober Fraggle (voice)

Steve Whitmire

Wembley Fraggle / Sprocket the Dog (voice)

Kathryn Mullen

Mokey Fraggle (voice)

Karen Prell

Red Fraggle (voice)

Richard Hunt

Junior Gorg (voice)

Gerard Parkes

Doc (as Gerry Parkes)