Derailed is a 2005 American crime thriller film based on the novel of the same name by James Siegel. The film is directed by Mikael Håfström and stars Clive Owen, Jennifer Aniston, Vincent Cassel, Giancarlo Esposito, David Morrissey, RZA and Xzibit. This was also the first film to be released by The Weinstein Company in the United States. The film is set in Chicago.
The novel is set in Chicago.
We are told the movie is based on a book, and the movie is set in Chicago. We do not know where the novel is set.