Crack in the World (1965)

Genre: Sci-fi/Disaster ‧ 1h:36m Directed by: Andrew Marton Written by: Jon Manchip White Music composed by: Johnny Douglas Stars: Dana Andrews, Janette Scott, Kieron Moore, Alexander Knox. Plot: An international consortium of scientists, operating as Project Inner Space in Tanganyika, Africa, is trying to tap into the Earth's geothermal energy by drilling a very deep hole down to the Earth's core. The scientists are foiled by an extremely dense layer of material. To penetrate the barrier and reach the magma below, they intend to detonate an atomic device at the bottom of the hole.