The first trailer has been released for Transformers: Dark of the Moon.
The third Transformers film is described as a darker, more introspective journey into the Transformers universe and their origins on Cybertron. There is also preview footage of the possibility of Unicron, the planet eater.
Directed by Michael Bay, the film stars Shia LaBeouf, Tyrese Gibson, Frances McDormand, John Malkovich and Ken Jeong.
Watch the trailer.