The Forgotten is a 2004 American sci-fi psychological thriller film directed by Joseph Ruben and starring Julianne Moore, Dominic West, Gary Sinise, Alfre Woodard, Linus Roache, and Anthony Edwards. The film's plot revolves around a woman who lost her son in a plane crash 14 months earlier, only to wake up one morning and be told that she never had a son. All of her memories are intact, but with no physical evidence that contradicts the claims of her husband and her psychiatrist, and she sets out in search for solid evidence of her son's existence.

The Forgotten was produced by Revolution Studios for Columbia Pictures and was released in the United States and Canada on September 24, 2004.