Margot Kidder

as Solitaire (voice)

Roddy McDowall

as Nuggit (voice)

Michael Nouri

as Boulder (voice)

Telly Savalas

as Magmar (voice)

Arthur Burghardt

as Turbo / Cop-Tur / Talc (voice)

Ike Eisenmann

as Nick (voice)

Bernard Erhard

as Cy-Kill (voice)

Marilyn Lightstone

as Crasher (voice)

Morgan Paull

as Matt (voice)

Lou Richards

as Leader-1 (voice)

Leslie Speights

as A.J. (voice)

Frank Welker

as Scooter / Zeemon / Rest-Q / Pulver-Eye / Sticks / Narliphant (voice)

Michael Bell

as Slimestone / Granite / Narligator (voice)

Foster Brooks

as Stoneheart / Fossil Lord (voice)

Ken Hudson Campbell

as Van Guard (voice)

Philip L. Clarke

as Herr Fiend / Crackpot / Tork (voice)

Peter Cullen

as Pincher / Tombstones / Stones (voice)

Richard Gautier

as Brimstone / Klaws / Rock Narlie (voice)

Darryl Hickman

as Marbles / Hornet (voice)

B.J. Ward

as Small Foot (voice)

Kelly Ward

as Fitor (voice)

Kirby Ward

as Heat Seeker (voice)