Don Sullivan: Don Sullivan. Actor: The Giant Gila Monster. Don Sullivan was born on 1 January 1929 in Salt Lake City, Utah, USA. He was an actor, known for The Giant Gila Monster (1959), The Monster of Piedras Blancas (1959) and The Rebel Set (1959). He was married to Mia May. He died on 7 January 2018 in Los Angeles, California, USA.
Known For: The Giant Gila Monster (Chase Winstead), The Monster of Piedras Blancas (Fred), The Rebel Set (George Leland), Seven Guns to Mesa (Louis Middleton)