The Land That Time Forgot
(1974)
During World War I, a German U-boat sinks a British ship and takes the survivors on board. After it takes a wrong turn, the submarine takes them to the unknown land of Caprona, where they find dinosaurs and neanderthals.
Directed by:
Kevin Connor
Starring:
Doug McClure, John McEnery, Susan Penhaligon, Keith Barron, Anthony Ainley, Godfrey James
Links:
IMDb, Movie posters, Movie stills