If you watch the trailer below, her role seems to be very different from her role in Twilight. Perez Hilton said to his post that the trailer that Stewart keeps 'No Smile' policy in this movie.

Additionally, the blogger said that Bella looks like she's transitioning from Twilight to more serious roles.

According to Variety.com IFC was the one who has released the first trailer of "Camp X-Ray" two months before it hit theaters on Oct. 17 .

From the same source, it said that the upcoming movie is debuted at Sundance and it focuses on the relationship between Snow White star who played as a guard at Guantanamo Bay, and a detainee, played by Payman Maadi.

Lane Garrison, J.J. Soria and John Carroll Lynch also starred in this movie. Peter Sattler directed it.

Watch the trailer here and share your comments: