Nicole Kidman Can’t Remember in the Before I Go to Sleep Trailer

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A new trailer is online for writer/director Rowan Joffe’s Before I Go to Sleep, starring Nicole Jidman and Colin Firth. Check it out in the player below, courtesy of Yahoo! Movies.

A taut thriller based on the worldwide best-selling novel by S.J. Watson, Before I Go to Sleep is the story of a woman (Kidman) who wakes up every day with no memory as the result of a traumatic accident in her past. One day, terrifying new truths begin to emerge that make her question everything she thinks she knows about her life – as well as everyone in it, including her doctor (Mark Strong) and even her husband (Firth).

Before I Go to Sleep opens in theaters on October 31.