Thunder in the Valley, sometimes known as Bob, Son of Battle, is a 1947 American Drama Western film directed by Louis King and starring Lon McCallister, Peggy Ann Garner and Edmund Gwenn. It is based on the 1898 novel Owd Bob by Alfred Ollivant. It cost $1.9 million. Plot A story of the Scottish highhands about a crockerty old sheepherder, Adam MacAdam who loves his prize collie dog, but little else, not even his son Davis. But David, with the help of a neighbor's daughter, Maggie Moore, raises his own prize dog and beats out his father in a contest. Cast Lon McCallister - David MacAdam Peggy Ann Garner - Maggie Moore Edmund Gwenn - Adam MacAdam Reginald Owen - James Moore Charles Irwin - Long Kirby Production Parts of the film were shot in Duck Creek, Strawberry Valley, Strawberry Point, Kanab Canyon, Navajo Lake, and Blue Springs in Utah. References External links 1947 films 1947 drama films American Western (genre) films 1947 Western (genre) films 20th Century Fox films Films set in England Films directed by Louis King American drama films Films shot in Utah Films based on British novels Films scored by Cyril J. Mockridge 1940s English-language films 1940s American films