At the Earth's Core is a 1976 fantasy-science fiction film produced by Britain's Amicus Productions.[5] The film was directed by Kevin Connor and stars Doug McClure, Peter Cushing and Caroline Munro.[6] It was filmed in Technicolor, and is based on the 1914 fantasy novel At the Earth's Core by Edgar Rice Burroughs, the first book of his Pellucidar series, in token of which the film is also known as Edgar Rice Burroughs' At the Earth's Core. The original music score was composed by Mike Vickers.