Run Wild, Run Free is a 1969 British drama film directed by Richard C. Sarafian and starring John Mills. The film was written by David Rook, based on his novel The White Colt, and shot on location in Dartmoor, Devon, England.The film features a psychosomatically mute English boy (Lester), who sights a wild, white pony on the Dartmoor moors and sets out to tame him. He is supported by an old moorman (Mills) and a neighbouring farm girl, Fiona Fullerton. Much of the film is devoted to him searching for the pony and his family searching for him across the beautiful, foggy moors.