​From Wikipedia, the free encyclopedia. Donald "Donnie" Roan Dunagan (born August 16, 1934) is a semi-retired American former child actor and United States Marine Corps drill instructor. He was a voice actor in the Bambi film, providing the voice of Young Bambi. A 28-page interview, his first after decades as a "lost Hollywood player," can be found in the book "Earth vs. the Sci-Fi Filmmakers" (Jefferson NC: McFarland & Co.,... see more