First air date: Sep 07, 1974
Episode duration: 00h 22m
Rating: (7) based on 40 votes
Status: Ended
Seasons: 3
Episodes: 43
Starring: Spencer Milligan, Wesley Eure, Philip Paley, Kathy Coleman
Created by: Marty Krofft, Sid Krofft
Genre: Action & Adventure, Sci-Fi & Fantasy, Family, Comedy

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.

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