Claim: The earliest film that Steven Lisberger (born April 24, 1951) directed  was the film entitled, "Cosmic Cartoon" in 1973, while one of the latest movies that he produced was entitled "Tron: Legacy" in 2010.
Evidence: Steven M. Lisberger (born April 24, 1951) is an American film director, producer and writer famous for directing Tron in 1982. 1973 1980 1982 1987 1989 2010 2020 TBA Cosmic Cartoon Animalympics Tron Hot Pursuit Slipstream Tron: Legacy Prop Culture Tron: Ares Yes Yes Yes Yes Yes     Yes Yes Yes      Yes    Yes  Yes Short film; also animator & art director Television film Also visual effects concepts   Cameo as "Shaddix" Himself, Episode: "Tron"