Derailed is a 2005 American crime thriller film

directed by Mikael Håfström and written by Stuart Beattie, based on the 2003 novel of the same name by James Siegel. Starring Clive Owen, Jennifer Aniston, Vincent Cassel, Melissa George, Giancarlo Esposito, David Morrissey, RZA, and Xzibit, the film follows Charles Schine and Lucinda Harris who are having an extramarital affair and are assaulted and robbed by Philippe LaRoche in a hotel room. When LaRoche later threatens to kill Charles's family unless he pays him a ransom, Charles finds himself the victim of a conspiracy.

Derailed was theatrically released in the United States on November 11, 2005, to negative reviews from critics. Despite this, the film was a modest box office success, grossing $57.5 million against its $32 million production budget. This was the first film to be released by The Weinstein Company in the United States.