Wealthy big game hunter (Boone), along with his group, gets trapped in pre-historic times where they are stalked by a ferocious dinosaur.
| Actor | Role |
|---|---|
 Richard BooneMasten Thrust Jr. | Masten Thrust Jr. |
 Joan Van ArkFrancesca Banks | Francesca Banks |
 Steven KeatsChuck Wade | Chuck Wade |
 Luther RackleyBunta | Bunta |
| MMasumi SekiyaHazel | Hazel |
 William RossHal - Mother 1 Technician | Hal - Mother 1 Technician |
| CCarl HansenBarney | Barney |
 Tetsu NakamuraDr. Kawamoto | Dr. Kawamoto |
| NNancy MagsigThrusts' Girl on Plane | Thrusts' Girl on Plane |
 Don MaloneyMother 1 Captain | Mother 1 Captain |
| VVanessa CristinaReporter | Reporter |
 Shunsuke KariyaCaveman Leader | Caveman Leader |
| TToru KawaiTyrannosaurus | Tyrannosaurus |
| TTatsumi NikamotoTriceratops | Triceratops |