The Land That Time Forgot (1975)

.In 1916, during the World War II, a British passenger ship is torpedoed by the German U-boat commanded by Captain Von Schoenvorts (John McEnery) and sinks. The survivors Bowen Tyler (Doug McClure) and Lisa Clayton (Susan Penhaligon) join a few crew members that has also survived and Bowen convinces them to take over the submarine that has come to the surface. They sail together but they end lost in the middle of the ocean. After many incidents between Germans and British, the two groups team-up to survive and arrive in Caprona, a land that is not charted in the maps. Soon they realize that the land has dinosaurs, pterodactyls and Neanderthals. They capture a native, Ahm (Bobby Parr), and they learn that there is oil on the land. They see the chance to refine it and leave Caprona.

"The Land That Time Forgot" is an unforgettable adventure based on Edgar Rice Burroughs' novel with the same title. (IMDB  Claudio Carvalho)

The Land That Time Forgot (1975)
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