Dr. Steven Sorenson plans to tap the geothermal energy of the Earth's interior by means of a thermonuclear device detonated deep within the Earth. This experiment causes a crack to form and grow within the Earth's crust, which threatens to split the earth in two if it is not stopped in time.
World War II film set in German occupied Italy. A US fighter pilot is shot down in enemy territory during a raid against a German supply depot. He receives from Italian partisans in laying the groundwork for a new attack by his squadron.
A lion trapper and his daughter rendezvous with their hardheaded partner in the African jungle. Bomba, with assistance from a local tribe, strives to run them off.
Little David Gordon lives in the jungle with his parents Ruth and Fred, along with their servant Nona. David likes living there while his father captures wild animals; he's made friends with Bomba the jungle boy, who has shown him a great deal about life in the jungle. One day two adventurers come looking for ancient treasure in the shadow of a live volcano.
George Harland and his daughter Pat are photographers who discover a wild boy in the jungle. When Pat becomes lost, Bomba brings her back, overcoming plagues of locusts, forest fires and fierce wild animals.