Walter Darwin Coy (January 31, 1909 – December 11, 1974) was an American stage, radio, film, and, principally, television actor, originally from Great Falls, Montana. He was best known for narrating the NBC western anthology series, Frontier, which aired early Sunday evenings in the 1955–1956 season.
Bio from Wikipedia - See more on en.wikipedia.org Text under CC-BY-SA license