A man wakes from a coma to find his identity stolen by an assassin.

A man wakes from a coma to find his identity stolen by an assassin.
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In short: In the 2011 thriller Unknown, a professor arrives in Berlin for a summit, only to suffer a crash that leaves him comatose. Upon waking, he discovers his wife does not recognize him and another man has assumed his life. The mystery unravels into a high-stakes conspiracy involving international terrorism.

Directed by Jaume Collet-Serra and starring Liam Neeson, the film is based on the 2003 novel Out of My Head by Didier Van Cauwelaert. The narrative follows Martin Harris, who finds himself in a desperate struggle to reclaim his existence after a taxi accident in Berlin. As he navigates a city where his own wife denies his identity, he encounters a web of deception involving a secret mercenary group known as Section 15.

The plot centers on a biotechnology summit where the true target is not a visiting prince, but Professor Leo Bressler, a scientist who has engineered a climate-resilient corn. The stakes involve billions of dollars in research, which Section 15 intends to steal. Harris eventually discovers he was a deep-cover operative who suffered amnesia, leading him to confront the reality of his own past as he attempts to thwart the assassination plot.

Filmed on location in Berlin, including the Hotel Adlon and the Oberbaumbrücke, the production utilized a budget of approximately $40 million. While critics offered mixed reviews, citing the film's derivative nature, it proved a commercial success, grossing over $136 million worldwide. By June 2021, a sequel television series was reported to be in development at TNT, with Neeson and Collet-Serra attached to the project.

The film's reception remains a point of discussion, with Rotten Tomatoes reporting a 56% approval rating from critics, who noted that Neeson's performance elevates the material. Despite questions regarding its plausibility, the thriller maintains a dedicated following for its pacing and premise. It stands as a notable example of the identity-crisis subgenre, blending corporate espionage with the visceral tension of a man fighting for his own reality.

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