Rick Marshall and his children Will and Holly are on a weekend expedition rafting down a river when an enormous earthquake diverts them to an eclectic alien world inhabited by dinosaurs, chimpanzee-like cavemen called Pakuni, and aggressive, humanoid lizard creatures called Sleestak.

Genres

Cast

Spencer Milligan

Rick Marshall

Wesley Eure

Will Marshall

Philip Paley

Cha-Ka

Kathy Coleman

Holly Marshall

Walker Edmiston

Enik