David Midthunder is an enrolled tribal member at the Fort Peck Sioux and Assiniboine Indian Reservation in Montana. Midthunder graduated from Stewart Indian School in Nevada and went on to pursue a degree in Cultural Anthropology at the University of Utah. He is best known for playing the leading role of "Famous Shoes" in Larry McMurtry's Comanche Moon, and for playing "David Ridges", Longmire's nemesis on seasons 2 and 3 of Longmire. Outside of acting, Midthunder is known for his love of solo sports such as surfing, dirt biking, and horse riding.