Bob Gale co-wrote all three Back to the Future movies with director Robert Zemeckis; suffice to say, a fourth film is not in the works.
Source : Back to the Future‘s Co-Writer Has a Hilariously Blunt Response to Talk of a Fourth Movie
Bob Gale co-wrote all three Back to the Future movies with director Robert Zemeckis; suffice to say, a fourth film is not in the works.
Source : Back to the Future‘s Co-Writer Has a Hilariously Blunt Response to Talk of a Fourth Movie
