The God King is a 1974 British–Sri Lankan historical film directed by Lester James Peries. The film is based on the historical clash between brothers Kasyapa and Moggalana on Sigiriya Rock. Producer Dimitri de Grunwald financed the epic film as a dual project between England and Sri Lanka. He provided the three main actors, the script, the assistant director, the production Manager, makeup artist and money while the task of making the film was given to the Sri Lankans.