Starring Patrick Wayne and Doug McClure. Directed by Kevin Connor. A sequel to The Land that Time Forgot. An expedition of scientists and journalists sets out for the Lost Island of Caprona, to rescue the marooned Bowen Tyler. There, they discover a world of prehistoric monsters and primitive, savage tribespeople. Taken prisoner, the members of the expedition are held captive in a city built entirely of human skulls and perched on the rim of a fiery volcano. A breathtaking story of mystery and imagination.