Warner Bros. Pictures, via Comingsoon, have released a brand new poster for their upcoming action thriller Unknown.

Directed by Jaume Collet-Serra, Unknown stars Liam Neeson, January Jones, Diane Kruger, Bruno Ganz, Frank Langella and Aidan Quinn.

Synopsis: A man (Neeson) awakens in Berlin from a coma, only to discover that someone has taken on his identity and that no one, not even his wife, believes him. With the help of a young woman, he sets out to prove who he is.

Unknown will be released in the US on February 18, 2011. A UK release date has not yet been scheduled.

Check out the poster below: