Teenage Cave Man

Robert Vaughn The Symbol Maker's Teenage Son

Darah Marshall The Blond Maiden

Leslie Bradley The Symbol Maker

Frank De Kova The Black-Bearded One

Charles Thompson Member of the Tribe

June Jocelyn The Symbol Maker's Wife

Jonathan Haze The Curly-Haired Boy

Beach Dickerson Fair-Haired Boy / Man from Burning Plains / Tom-Tom Player / Bear

Ed Nelson Blonde Tribe Member

Robert Shayne The Fire Maker

Marshall Bradford Member of the Tribe

Joseph Hamilton Member of the Tribe

Barboura Morris Young Tribe Member (uncredited)

Stephanie Shayne Young Tribe Member (uncredited)

John Brinkley Blonde Teenage Tribe Member (uncredited)

Ross Sturlin Outsider in Monster Costume (uncredited)