Jake Gyllenhaal stars as a man struggling with his identity in this thriller based on the novel by José Saramago and directed by Denis Villeneuve. Adam (Gyllenhaal) is a university professor whose comfortable and mundane life is rocked to the core when a colleague recommends that he watch a movie starring a man who looks exactly like him. Unable to get the actor, named Anthony, out of his mind, Adam sets out to track him down and Anthony agrees to meet him.
How will Adam act when face to face with his doppelganger?