Screen Gems has debuted the first trailer for the upcoming fantasy adaptation The Mortal Instruments: City of Bones based on Cassandra Clare's young adult novels.
The film stars Lily Collins (Mirror Mirror) as Clary Fray, a descendant of a line of Shadowhunters, a secret cadre of young half-angel warriors locked in an ancient battle to protect our world from demons. After the disappearance of her mother, Clary must join forces with a group of Shadowhunters, who introduce her to a dangerous alternate New York called Downworld, filled with demons, warlocks, vampires, werewolves and other deadly creatures.
Directed by Harald Zwart (The Karate Kid) and co-starring Jaime Campbell Bower, Robert Sheehan, Jemima West, Kevin Segers, Kevin Durand, Robert Maillet, Lena Headey, Jared Harris, Godfrey Gao, Aidan Turner, CCH Pounder and Jonathan Rhys Meyers, the film will arrive in theaters on August 23, 2013.
Check out the trailer below.