Merlin the magician helps Arthur Pendragon unite the Britons around the Round Table of Camelot, even as dark forces conspire to tear it apart.

When his peaceful life is threatened by a high-tech assassin, former black-ops agent Frank Moses reassembles his old team in a last-ditch effort to survive and uncover his assailants.

Retired CIA agent Frank Moses reunites his unlikely team of elite operatives for a global quest to track down a missing portable nuclear device.