Go behind-the-scenes of the highly anticipated HBO drama series 'The Leftovers' which follows the people left behind after a global rapture.

Damon Lindelof and Tom Perrotta reveal the origins of the series' most mysterious antagonists. Justin Theroux, Amy Brenneman, Liv Tyler and Ann Dowd describe the acting challenges presented by playing scenes in which characters do not speak or reveal their motives.

In this informal, entertaining discussion, Executive Producers Damon Lindelof and Tom Perrotta share insights about the challenges of telling a complex, daring story that blends sci-fi, religion, and social commentary to tackle universal themes.

Damon Lindelof, Tom Perrotta, Justin Theroux and others provide a tantalizing preview of some of the twists and turns ahead in The Leftovers' Season Two.