The Crowded Room

In 1991, the novel The Minds of Billy Milligan was going to be directed by James Cameron after he got the rights to the novel. A few years later in 1994, a sequel novel was published titled The Milligan Wars, which was published for a film adaptation, entitled The Crowded Room. The film was going to be distributed by Warner Bros. after the rights were brought by Sandy Arcara. John Cusack was attached to play Billy Milligan. Cameron was not only going to direct, he also wrote the screenplay. Cameron left the project. Cameron was later replaced by Joel Schumacher.

Plot
Unknown.

Why It Was Cancelled

 * Cameron left for unknown reasons.
 * Keyes passed away in 2014.

Result

 * The film is either shelved or has been permanently cancelled.