<P> One night, Alan unchains Marie, and both parents attack the children . Marie briefly comes to her senses, only to be shot dead by Alan . The children try to destroy the mirror but it tricks them, making them believe they are hitting the mirror when they are actually hitting the wall . Alan also experiences a moment of lucidity and kills himself by forcing Tim to pull the trigger of the gun and shoot him . Before dying, he begs the children to run, but Marisol and other victims of the mirror appear as horrific ghosts . The police arrive and take Tim into custody . Before the siblings are separated, they promise to reunite as adults and destroy the mirror . As Tim is taken away, he sees the ghosts of his parents watching him from the house . </P> <P> Eleven years later, Tim is discharged from a psychiatric hospital, having come to believe that there were no supernatural events involved in his parents' deaths . Kaylie has spent most of her young adulthood researching the history of the mirror . Using her position as an employee of an auction house, she obtains access to the mirror and has it transported to the family home, where she places it in a room filled with surveillance cameras and a "kill switch"--an anchor weighted to the ceiling . Kaylie intends to destroy the mirror, but first wants to document its powers, proving Tim's innocence . </P> <P> Tim attempts to convince Kaylie that she's wrong and the siblings argue . When they notice the houseplants begin to wilt, they review the camera footage and see themselves performing actions they have no memory of . Tim finally accepts that the mirror has an evil power and attempts to escape the house with Kaylie, only for the pair to be drawn back by the mirror's influence . Seeing a hallucination of her mother, Kaylie stabs it in the neck, only to realize that she has stabbed her fiancé . They try to call the police, but are only able to reach the same voice who spoke to them on the phone as children . Tim activates the kill switch, realizing too late that Kaylie stood in its path, and he has killed her . The police arrive and arrest a hysterical Tim, just as they did when he was younger . As both a boy and an adult, Tim claims the mirror is responsible . As he is taken away, the older Tim sees Kaylie's ghost standing in the house with his parents . </P> <Ul> <Li> Karen Gillan as Kaylie Russell <Ul> <Li> Annalise Basso as 12 - year - old Kaylie </Li> </Ul> </Li> <Li> Brenton Thwaites as Tim Russell <Ul> <Li> Garrett Ryan Ewald as 10 - year - old Tim </Li> </Ul> </Li> <Li> Katee Sackhoff as Marie Russell </Li> <Li> Rory Cochrane as Alan Russell </Li> <Li> James Lafferty as Michael Dumont </Li> <Li> Miguel Sandoval as Dr. Graham </Li> <Li> Kate Siegel as Marisol Chavez </Li> </Ul>

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