Casting principal
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)
Patricia Leeper
Ma Gorg (as Trish Leeper)