There is no start date yet. Tom Gordon wouldn't be shooting anytime soon. It is still very alive though. As recently as a few weeks ago, George was discussing the script with Stephen King, followed by a major re-write. The movie will be VERY faithful to the novel and that Tom Gordon himself had expressed interest in playing himself in the movie.
Nothing is confirmed though.
She discovers those answers at the university that ran secret mind-altering experiments on her parents. The secret experiments never stopped, and now Rainbird has a human arsenal of powerful children with strange psychic abilities with which to catch Charlie. The newest book, Dreamcatcher, from King was released on March 20th. Sylvester Stallone is confirmed to star as Jimmy Dolan, a local mob boss. The project is scheduled to start production in May.