Unknown (2011)

Unknown

Liam Neeson stars in this taut thriller as a man who regains consciousness after an auto accident only to discover that another man is impersonating him, and that no one -- not even his wife (January Jones) -- recognizes his identity as the real Dr. Martin Harris. Finding himself with an unexpected ally (Diane Kruger), Harris struggles to solve the mystery and hang onto his own wits, while also being stalked by anonymous killers.- Netflix

Five men wake up in a locked-down warehouse with no memory of who they are. They are forced to figure out who is good and who is bad to stay alive. | full synopsis - www.imdb.com

Unknown - Wikipedia, the free encyclopedia

The Unknown Comic, the stage name for Canadian-American actor and stand-up comic Murray Langston who usually appeared with a paper bag over his head - en.wikipedia.org

Unknown | Definition of Unknown at Dictionary.com:

Mathematics. a symbol representing an unknown quantity: in algebra, analysis, etc., frequently represented by a letter from the last part of the alphabet, as x, y, or z. - dictionary.reference.com

Unknown Quotes - The Quotations Page

Unknown In a few minutes a computer can make a mistake so great that it would have taken many men many months to equal it. - www.quotationspage.com