Frank Langella, left, plays Rodney, a friend of Martin Harris (Liam Neeson), a botanist who has lost his identity and whose wife has taken up with an impostor, in Unknown.
Frank Langella, left, plays Rodney, a friend of Martin Harris (Liam Neeson), a botanist who has lost his identity and whose wife has taken up with an impostor, in Unknown. Courtesy Warner Bros. Pictures
Frank Langella, left, plays Rodney, a friend of Martin Harris (Liam Neeson), a botanist who has lost his identity and whose wife has taken up with an impostor, in Unknown. Courtesy Warner Bros. Pictures

'Unknown': Thriller doesn't hide the mystery or summon much urgency

February 18, 2011 12:00 AM

UPDATED February 18, 2011 06:17 AM

More Videos

  • How a Lexington-based business makes movies go viral

    Fooji has worked with Thor, Beauty and the Beast, Ellen, Live with Kelly and Ryan and more to generate buzz and get their hashtags trending on Twitter by giving away cool stuff that's delivered right away.