An American biologist attending a conference in Berlin awakens from a coma after a car accident, only to discover that someone has taken his identity and that no one, not even his wife, believes him. With the help of an illegal immigrant and a former Stazi agent, he sets out to prove who he is and find out why people are trying to kill him.

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  1. Didier Van Cauwelaert


  2. Oliver Butcher


  3. Stephen Cornwell


  4. Jaume Collet-Serra


Top Billed Cast

  1. Liam Neeson

    Liam Neeson

    Dr. Martin Harris

  2. Diane Kruger

    Diane Kruger


  3. January Jones

    January Jones

    Elizabeth Harris

  4. Aidan Quinn

    Aidan Quinn

    Martin B.

  5. Bruno Ganz

    Bruno Ganz

    Ernst Jürgen

  6. Frank Langella

    Frank Langella

    Rodney Cole

Full Cast & Crew

Movie Data


Status Released

Original Language English

Runtime 1h 53m

Budget $30,000,000.00

Revenue $130,786,397.00

Homepage http://unknownmovie.warnerbros.com/

Release Information

  • February 18, 2011
    PG-13, Theatrical



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