Glen Douglas est né le 1 février 1927 en Colombie-Britannique, Canada. Il était acteur. Il est connu pour Brothers of the Frontier (1996). Il est mort le 22 mai 2011 dans l'état de Washington, États-Unis.
Douglas was taken from his family in a cattle truck that went from house to house collecting Aboriginal Canadian boys and girls when he was twelve years old. Royal Canadian Mounted Police were present when he was taken from his home and sent to the Kootenay Residential School in Cranbrook, British Columbia.