​From Wikipedia, the free encyclopedia.   David John Stollery, III (born January 18, 1941, in Los Angeles, California), is a former American child actor and, as an adult, a noted industrial designer. He appeared in numerous Disney movies and television programs in the 1950s. He is best known for his teenage role as the loner "Marty" in the television serials Spin and Marty on the Mickey Mouse Club in the mid-1950s. At the age of seven, he was named "Child Actor of the Year" for his role in the...