The Heart of the Earth (Spanish: El corazón de la tierra) is a 2007 historical drama film directed by Antonio Cuadri from a screenplay he wrote with Shelley Miller, and Doc Comparato, based on the novel of the same name by Juan Cobos Wilkins. It is a Spanish-British-Portuguese co-production. Its cast features Catalina Sandino Moreno, Sienna Guillory, Philip Winchester, Bernard Hill, Joaquim de Almeida, Jorge Perugorría, and Ana Fernández, among others.