Gobo Fraggle / Marjory the Trash Heap (voice)
Boober Fraggle / Philo / Uncle Travelling Matt (voice)
Wembley Fraggle / Sprocket the Dog (voice)
Mokey Fraggle (voice)
Red Fraggle (voice)
Junior Gorg / Gunge (voice)
Doc (as Gerry Parkes)
(credit only)
Junior Gorg (as Robert Mills)
(as Gordon Robertson) (credit only)
Muppet Performer
Lou Fraggle (voice)
Doc (German version)
The Captain (UK version)
Doc (French version)