The Lost World (1960 film) Irwin Allen even tried to sell a TV series based on the film, as he had done with "Voyage to the Bottom of the Sea", but was unsuccessful. Stock footage was also used in the 1970 movie "When Dinosaurs Ruled the Earth". The Lost World (1960 film) The Lost World is a 1960 De Luxe Color and a CinemaScope fantasy adventure film loosely based on the novel of the same name by Arthur Conan Doyle and directed by Irwin Allen. The plot of the film revolves around the exploration of a plateau in Venezuela inhabited by cannibals, dinosaurs, carnivorous plants,
Land of the Lost (1991 TV series) soon meet another human, a "beautiful" jungle girl named Christa who came from 1960s San Francisco. Christa became trapped in the Land of the Lost when she was very young and grew up alone (an earlier concept would have featured an adult Holly Marshall as the "mystery girl", along with Cha-Ka, but, due to casting, the characters were revisualized as Christa and Stink). The Porters live in a large "treehouse" (although it is actually built between a series of large logs and not rooted trees) that the family built after they realized their tents provided little safety from dangerous predators.