| Actor | Ringo Starr (as Atouk), Barbara Bach (as Lana), Dennis Quaid (as Lar), Shelley Long (as Tala), Jack Gilford (as Gog), Cork Hubbert (as Ta), Mark King (as Ruck), Paco Morayta (as Flok), Evan C. Kim (as Nook (as Evan Kim)), Ed Greenberg (as Kalta), Carl Lumbly (as Bork), Jack Scalici (as Folg), Esteban Valdez (as Folg's Son), Juan Ancona Figueroa (as Folg's Younger Son), Juan Omar Ortiz (as Folg's Youngest Son), John Matuszak (as Tonda), Avery Schreiber (as Ock), Miguel Ángel Fuentes (as Grot (as Miguel Angel Fuentes)), Gerardo Zepeda (as Boola), Hector Moreno (as Noota), Marco Antonio Arzate (as Caveman), Miguel Ángel García (as Caveman (as Miguel Angel Garcia)), Vicente Huezo (as Caveman (as Vicente Hueso)), Nicolás Jasso (as Caveman (as Nicolas Jasso)), Raúl Martínez (as Caveman (as Raul Martinez)), Gerardo Albarrán (as Caveman (as Gerardo Moreno)), Humberto Olivares (as Caveman), Richard Moll (as Abominable Snowman) |
| Actress | Erika Carlsson (as Folg's Mate (as Erica Carlson)), Gigi Vorgan (as Folg's Daughter), Sara López Sierra (as Folg's Younger Daughter (as Sara Lopez Sierra)), Anaís de Melo (as Meeka (as Anais De Melo)), Tere Álvarez (as Ock's Mate (as Tere Alvarez)), Ana de Sade (as Grot's Mate (as Ana de Sade)), Pamela Gual (as Noota's Mate), Martha Irma Gutierrez (as Cavewoman), Maria Elena Novella (as Cavewoman), Sabina Riba (as Cavewoman), Xochitl del Rosario (as Cavewoman), Diana Walther (as Cavewoman), Michelle Wagner (as Cavewoman), Rosa Rodríguez (as Cavewoman (uncredited)) |
