If you've been curious about The Apparition, Dark Castle Entertainment's entry in the current paranormal movie craze, the film's trailer has just arrived online. Check it out, along with the full image of the new poster, after the jump -- and never again discount the ability of Twilight star Ashley Greene to sell a movie in her underwear.
Here's the official synopsis for The Apparition, due in theaters on August 31st: "When frightening events start to occur in their home, young couple Kelly (Ashley Greene) and Ben (Sebastian Stan) discover they are being haunted by a presence that was accidentally conjured during a university parapsychology experiment. The horrifying apparition feeds on their fear and torments them no matter where they try to run. Their last hope is an expert in the supernatural (Tom Felton), but even with his help they may already be too late to save themselves from this terrifying force..."