Brooks has also hosted several documentaries and served as narrator in such features as the IMAX film "Africa's Elephant Kingdom". His other documentary credits include narrating "Earthquake!", "A Passion for Faith", covering the history of black Catholics in America, "Eyes on the Prize", "Walking with Dinosaurs", "", "Land of the Mammoth: Ancient Evidence", "The Ballad of Big Al", "The Science of Big Al", "Savage Sun", "Engineering the Impossible" (The Colosseum), "Greatest Places and Echoes from the White House", and "God vs. Satan". He also narrated the three-part series "Heart of Africa", consisting of "Heart of Africa: Jewel of the Rift", about the lifecycles of African cichlid fish in Lake Tanganyika, "Heart of Africa: Virunga", about the gorillas of Virunga National Park, and "Heart of Africa: Fire and Ice", about the lowland animals of the Rift Valley.