Rose Leslie, best known for playing Ygritte in HBO's hit fantasy series Game of Thrones goes from Wildling to newlywed in the upcoming thriller Honeymoon. Magnolia Pictures has released the full-length trailer, which stars Rose Leslie as Bea, who is enjoying a lake country honeymoon with her new husband Paul (Harry Treadaway). When Paul finds Bea wandering in the woods alone, he begins to suspect that all is not right with his blushing bride. Take a look at the latest footage from director Leigh Janiak's upcoming thriller, arriving in theaters September 12 from Magnolia Pictures.

Young newlyweds Paul (Harry Treadaway) and Bea (Rose Leslie) travel to remote lake country for their honeymoon, where the promise of private romance awaits them. Shortly after arriving, Paul finds Bea wandering and disoriented in the middle of the night. As she becomes more distant and her behavior increasingly peculiar, Paul begins to suspect something more sinister than sleepwalking took place in the woods. Treadaway (Control) and Leslie (HBO's Game of Thrones) give captivating leading performances as a couple that takes new love to disturbing depths. With romance slowing giving way to terror, writer/director Leigh Janiak puts her unique stamp on this intimate, chilling thriller.

<strong><em>Honeymoon</em></strong> Movie Poster