From Wikipedia, the free encyclopedia Frank Marion Thomas Jr. (April 9, 1921 – May 11, 2006), credited as Frankie Thomas, was an American actor, author and bridge-strategy expert who played both lead and supporting roles on Broadway, in films, in post-World War II radio, and in early television. He was best known for his starring role in Tom Corbett, Space Cadet. He was only 11 when he accompani... show more